2246920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:202

約数の個数: 64

約数和(自身を含む): 5670000

約数和(自身を除く): 3423080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 145, 149, 232, 260, 290, 298, 377, 520, 580, 596, 745, 754, 1160, 1192, 1490, 1508, 1885, 1937, 2980, 3016, 3770, 3874, 4321, 5960, 7540, 7748, 8642, 9685, 15080, 15496, 17284, 19370, 21605, 34568, 38740, 43210, 56173, 77480, 86420, 112346, 172840, 224692, 280865, 449384, 561730, 1123460, 2246920]

約数ペア:

[(1, 2246920), (2, 1123460), (4, 561730), (5, 449384), (8, 280865), (10, 224692), (13, 172840), (20, 112346), (26, 86420), (29, 77480), (40, 56173), (52, 43210), (58, 38740), (65, 34568), (104, 21605), (116, 19370), (130, 17284), (145, 15496), (149, 15080), (232, 9685), (260, 8642), (290, 7748), (298, 7540), (377, 5960), (520, 4321), (580, 3874), (596, 3770), (745, 3016), (754, 2980), (1160, 1937), (1192, 1885), (1490, 1508)]