7881420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131357}}^1$

素因数の和:131369

約数の個数: 24

約数和(自身を含む): 22068144

約数和(自身を除く): 14186724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131357, 262714, 394071, 525428, 656785, 788142, 1313570, 1576284, 1970355, 2627140, 3940710, 7881420]

約数ペア:

[(1, 7881420), (2, 3940710), (3, 2627140), (4, 1970355), (5, 1576284), (6, 1313570), (10, 788142), (12, 656785), (15, 525428), (20, 394071), (30, 262714), (60, 131357)]