56557786940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239}}^2\times {\mathrm{1597}}^1$

素因数の和:2115

約数の個数: 72

約数和(自身を含む): 123194908032

約数和(自身を除く): 66637121092

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 239, 310, 478, 620, 956, 1195, 1597, 2390, 3194, 4780, 6388, 7409, 7985, 14818, 15970, 29636, 31940, 37045, 49507, 57121, 74090, 99014, 114242, 148180, 198028, 228484, 247535, 285605, 381683, 495070, 571210, 763366, 990140, 1142420, 1526732, 1770751, 1908415, 3541502, 3816830, 7083004, 7633660, 8853755, 11832173, 17707510, 23664346, 35415020, 47328692, 59160865, 91222237, 118321730, 182444474, 236643460, 364888948, 456111185, 912222370, 1824444740, 2827889347, 5655778694, 11311557388, 14139446735, 28278893470, 56557786940]

約数ペア:

[(1, 56557786940), (2, 28278893470), (4, 14139446735), (5, 11311557388), (10, 5655778694), (20, 2827889347), (31, 1824444740), (62, 912222370), (124, 456111185), (155, 364888948), (239, 236643460), (310, 182444474), (478, 118321730), (620, 91222237), (956, 59160865), (1195, 47328692), (1597, 35415020), (2390, 23664346), (3194, 17707510), (4780, 11832173), (6388, 8853755), (7409, 7633660), (7985, 7083004), (14818, 3816830), (15970, 3541502), (29636, 1908415), (31940, 1770751), (37045, 1526732), (49507, 1142420), (57121, 990140), (74090, 763366), (99014, 571210), (114242, 495070), (148180, 381683), (198028, 285605), (228484, 247535)]