12725780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{593}}^1$

素因数の和:668

約数の個数: 48

約数和(自身を含む): 28440720

約数和(自身を除く): 15714940

約数列:

[1, 2, 4, 5, 10, 20, 29, 37, 58, 74, 116, 145, 148, 185, 290, 370, 580, 593, 740, 1073, 1186, 2146, 2372, 2965, 4292, 5365, 5930, 10730, 11860, 17197, 21460, 21941, 34394, 43882, 68788, 85985, 87764, 109705, 171970, 219410, 343940, 438820, 636289, 1272578, 2545156, 3181445, 6362890, 12725780]

約数ペア:

[(1, 12725780), (2, 6362890), (4, 3181445), (5, 2545156), (10, 1272578), (20, 636289), (29, 438820), (37, 343940), (58, 219410), (74, 171970), (116, 109705), (145, 87764), (148, 85985), (185, 68788), (290, 43882), (370, 34394), (580, 21941), (593, 21460), (740, 17197), (1073, 11860), (1186, 10730), (2146, 5930), (2372, 5365), (2965, 4292)]