1569574820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{1999}}^1$

素因数の和:2145

約数の個数: 96

約数和(自身を含む): 3725568000

約数和(自身を除く): 2155993180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 83, 86, 110, 166, 172, 215, 220, 332, 415, 430, 473, 830, 860, 913, 946, 1660, 1826, 1892, 1999, 2365, 3569, 3652, 3998, 4565, 4730, 7138, 7996, 9130, 9460, 9995, 14276, 17845, 18260, 19990, 21989, 35690, 39259, 39980, 43978, 71380, 78518, 85957, 87956, 109945, 157036, 165917, 171914, 196295, 219890, 331834, 343828, 392590, 429785, 439780, 663668, 785180, 829585, 859570, 945527, 1659170, 1719140, 1825087, 1891054, 3318340, 3650174, 3782108, 4727635, 7134431, 7300348, 9125435, 9455270, 14268862, 18250870, 18910540, 28537724, 35672155, 36501740, 71344310, 78478741, 142688620, 156957482, 313914964, 392393705, 784787410, 1569574820]

約数ペア:

[(1, 1569574820), (2, 784787410), (4, 392393705), (5, 313914964), (10, 156957482), (11, 142688620), (20, 78478741), (22, 71344310), (43, 36501740), (44, 35672155), (55, 28537724), (83, 18910540), (86, 18250870), (110, 14268862), (166, 9455270), (172, 9125435), (215, 7300348), (220, 7134431), (332, 4727635), (415, 3782108), (430, 3650174), (473, 3318340), (830, 1891054), (860, 1825087), (913, 1719140), (946, 1659170), (1660, 945527), (1826, 859570), (1892, 829585), (1999, 785180), (2365, 663668), (3569, 439780), (3652, 429785), (3998, 392590), (4565, 343828), (4730, 331834), (7138, 219890), (7996, 196295), (9130, 171914), (9460, 165917), (9995, 157036), (14276, 109945), (17845, 87956), (18260, 85957), (19990, 78518), (21989, 71380), (35690, 43978), (39259, 39980)]