7955740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{827}}^1$

素因数の和:886

約数の個数: 48

約数和(自身を含む): 18500832

約数和(自身を除く): 10545092

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 827, 962, 1654, 1924, 2405, 3308, 4135, 4810, 8270, 9620, 10751, 16540, 21502, 30599, 43004, 53755, 61198, 107510, 122396, 152995, 215020, 305990, 397787, 611980, 795574, 1591148, 1988935, 3977870, 7955740]

約数ペア:

[(1, 7955740), (2, 3977870), (4, 1988935), (5, 1591148), (10, 795574), (13, 611980), (20, 397787), (26, 305990), (37, 215020), (52, 152995), (65, 122396), (74, 107510), (130, 61198), (148, 53755), (185, 43004), (260, 30599), (370, 21502), (481, 16540), (740, 10751), (827, 9620), (962, 8270), (1654, 4810), (1924, 4135), (2405, 3308)]