20148547860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{695257}}^1$

素因数の和:695302

約数の個数: 144

約数和(自身を含む): 72885286656

約数和(自身を除く): 52736738796

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 35, 36, 42, 45, 46, 60, 63, 69, 70, 84, 90, 92, 105, 115, 126, 138, 140, 161, 180, 207, 210, 230, 252, 276, 315, 322, 345, 414, 420, 460, 483, 630, 644, 690, 805, 828, 966, 1035, 1260, 1380, 1449, 1610, 1932, 2070, 2415, 2898, 3220, 4140, 4830, 5796, 7245, 9660, 14490, 28980, 695257, 1390514, 2085771, 2781028, 3476285, 4171542, 4866799, 6257313, 6952570, 8343084, 9733598, 10428855, 12514626, 13905140, 14600397, 15990911, 19467196, 20857710, 24333995, 25029252, 29200794, 31286565, 31981822, 41715420, 43801191, 47972733, 48667990, 58401588, 62573130, 63963644, 73001985, 79954555, 87602382, 95945466, 97335980, 111936377, 125146260, 143918199, 146003970, 159909110, 175204764, 191890932, 219005955, 223872754, 239863665, 287836398, 292007940, 319818220, 335809131, 438011910, 447745508, 479727330, 559681885, 575672796, 671618262, 719590995, 876023820, 959454660, 1007427393, 1119363770, 1343236524, 1439181990, 1679045655, 2014854786, 2238727540, 2878363980, 3358091310, 4029709572, 5037136965, 6716182620, 10074273930, 20148547860]

約数ペア:

[(1, 20148547860), (2, 10074273930), (3, 6716182620), (4, 5037136965), (5, 4029709572), (6, 3358091310), (7, 2878363980), (9, 2238727540), (10, 2014854786), (12, 1679045655), (14, 1439181990), (15, 1343236524), (18, 1119363770), (20, 1007427393), (21, 959454660), (23, 876023820), (28, 719590995), (30, 671618262), (35, 575672796), (36, 559681885), (42, 479727330), (45, 447745508), (46, 438011910), (60, 335809131), (63, 319818220), (69, 292007940), (70, 287836398), (84, 239863665), (90, 223872754), (92, 219005955), (105, 191890932), (115, 175204764), (126, 159909110), (138, 146003970), (140, 143918199), (161, 125146260), (180, 111936377), (207, 97335980), (210, 95945466), (230, 87602382), (252, 79954555), (276, 73001985), (315, 63963644), (322, 62573130), (345, 58401588), (414, 48667990), (420, 47972733), (460, 43801191), (483, 41715420), (630, 31981822), (644, 31286565), (690, 29200794), (805, 25029252), (828, 24333995), (966, 20857710), (1035, 19467196), (1260, 15990911), (1380, 14600397), (1449, 13905140), (1610, 12514626), (1932, 10428855), (2070, 9733598), (2415, 8343084), (2898, 6952570), (3220, 6257313), (4140, 4866799), (4830, 4171542), (5796, 3476285), (7245, 2781028), (9660, 2085771), (14490, 1390514), (28980, 695257)]