40257560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2357}}^1$

素因数の和:2436

約数の個数: 64

約数和(自身を含む): 105261120

約数和(自身を除く): 65003560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 280, 305, 427, 488, 610, 854, 1220, 1708, 2135, 2357, 2440, 3416, 4270, 4714, 8540, 9428, 11785, 16499, 17080, 18856, 23570, 32998, 47140, 65996, 82495, 94280, 131992, 143777, 164990, 287554, 329980, 575108, 659960, 718885, 1006439, 1150216, 1437770, 2012878, 2875540, 4025756, 5032195, 5751080, 8051512, 10064390, 20128780, 40257560]

約数ペア:

[(1, 40257560), (2, 20128780), (4, 10064390), (5, 8051512), (7, 5751080), (8, 5032195), (10, 4025756), (14, 2875540), (20, 2012878), (28, 1437770), (35, 1150216), (40, 1006439), (56, 718885), (61, 659960), (70, 575108), (122, 329980), (140, 287554), (244, 164990), (280, 143777), (305, 131992), (427, 94280), (488, 82495), (610, 65996), (854, 47140), (1220, 32998), (1708, 23570), (2135, 18856), (2357, 17080), (2440, 16499), (3416, 11785), (4270, 9428), (4714, 8540)]