1255871240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2415137}}^1$

素因数の和:2415161

約数の個数: 32

約数和(自身を含む): 3043073880

約数和(自身を除く): 1787202640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 2415137, 4830274, 9660548, 12075685, 19321096, 24151370, 31396781, 48302740, 62793562, 96605480, 125587124, 156983905, 251174248, 313967810, 627935620, 1255871240]

約数ペア:

[(1, 1255871240), (2, 627935620), (4, 313967810), (5, 251174248), (8, 156983905), (10, 125587124), (13, 96605480), (20, 62793562), (26, 48302740), (40, 31396781), (52, 24151370), (65, 19321096), (104, 12075685), (130, 9660548), (260, 4830274), (520, 2415137)]