19830888420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1\times {\mathrm{5171}}^1$

素因数の和:5610

約数の個数: 192

約数和(自身を含む): 66397556736

約数和(自身を除く): 46566668316

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 322, 345, 397, 420, 460, 483, 644, 690, 794, 805, 966, 1191, 1380, 1588, 1610, 1932, 1985, 2382, 2415, 2779, 3220, 3970, 4764, 4830, 5171, 5558, 5955, 7940, 8337, 9131, 9660, 10342, 11116, 11910, 13895, 15513, 16674, 18262, 20684, 23820, 25855, 27393, 27790, 31026, 33348, 36197, 36524, 41685, 45655, 51710, 54786, 55580, 62052, 63917, 72394, 77565, 83370, 91310, 103420, 108591, 109572, 118933, 127834, 136965, 144788, 155130, 166740, 180985, 182620, 191751, 217182, 237866, 255668, 273930, 310260, 319585, 356799, 361970, 383502, 434364, 475732, 542955, 547860, 594665, 639170, 713598, 723940, 767004, 832531, 958755, 1085910, 1189330, 1278340, 1427196, 1665062, 1783995, 1917510, 2052887, 2171820, 2378660, 2497593, 3330124, 3567990, 3835020, 4105774, 4162655, 4995186, 6158661, 7135980, 8211548, 8325310, 9990372, 10264435, 12317322, 12487965, 14370209, 16650620, 20528870, 24634644, 24975930, 28740418, 30793305, 41057740, 43110627, 47216401, 49951860, 57480836, 61586610, 71851045, 86221254, 94432802, 123173220, 141649203, 143702090, 172442508, 188865604, 215553135, 236082005, 283298406, 287404180, 330514807, 431106270, 472164010, 566596812, 661029614, 708246015, 862212540, 944328020, 991544421, 1322059228, 1416492030, 1652574035, 1983088842, 2832984060, 3305148070, 3966177684, 4957722105, 6610296140, 9915444210, 19830888420]

約数ペア:

[(1, 19830888420), (2, 9915444210), (3, 6610296140), (4, 4957722105), (5, 3966177684), (6, 3305148070), (7, 2832984060), (10, 1983088842), (12, 1652574035), (14, 1416492030), (15, 1322059228), (20, 991544421), (21, 944328020), (23, 862212540), (28, 708246015), (30, 661029614), (35, 566596812), (42, 472164010), (46, 431106270), (60, 330514807), (69, 287404180), (70, 283298406), (84, 236082005), (92, 215553135), (105, 188865604), (115, 172442508), (138, 143702090), (140, 141649203), (161, 123173220), (210, 94432802), (230, 86221254), (276, 71851045), (322, 61586610), (345, 57480836), (397, 49951860), (420, 47216401), (460, 43110627), (483, 41057740), (644, 30793305), (690, 28740418), (794, 24975930), (805, 24634644), (966, 20528870), (1191, 16650620), (1380, 14370209), (1588, 12487965), (1610, 12317322), (1932, 10264435), (1985, 9990372), (2382, 8325310), (2415, 8211548), (2779, 7135980), (3220, 6158661), (3970, 4995186), (4764, 4162655), (4830, 4105774), (5171, 3835020), (5558, 3567990), (5955, 3330124), (7940, 2497593), (8337, 2378660), (9131, 2171820), (9660, 2052887), (10342, 1917510), (11116, 1783995), (11910, 1665062), (13895, 1427196), (15513, 1278340), (16674, 1189330), (18262, 1085910), (20684, 958755), (23820, 832531), (25855, 767004), (27393, 723940), (27790, 713598), (31026, 639170), (33348, 594665), (36197, 547860), (36524, 542955), (41685, 475732), (45655, 434364), (51710, 383502), (54786, 361970), (55580, 356799), (62052, 319585), (63917, 310260), (72394, 273930), (77565, 255668), (83370, 237866), (91310, 217182), (103420, 191751), (108591, 182620), (109572, 180985), (118933, 166740), (127834, 155130), (136965, 144788)]