8290702940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31887319}}^1$

素因数の和:31887341

約数の個数: 24

約数和(自身を含む): 18749744160

約数和(自身を除く): 10459041220

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 31887319, 63774638, 127549276, 159436595, 318873190, 414535147, 637746380, 829070294, 1658140588, 2072675735, 4145351470, 8290702940]

約数ペア:

[(1, 8290702940), (2, 4145351470), (4, 2072675735), (5, 1658140588), (10, 829070294), (13, 637746380), (20, 414535147), (26, 318873190), (52, 159436595), (65, 127549276), (130, 63774638), (260, 31887319)]