139281420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2321357}}^1$

素因数の和:2321369

約数の個数: 24

約数和(自身を含む): 389988144

約数和(自身を除く): 250706724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2321357, 4642714, 6964071, 9285428, 11606785, 13928142, 23213570, 27856284, 34820355, 46427140, 69640710, 139281420]

約数ペア:

[(1, 139281420), (2, 69640710), (3, 46427140), (4, 34820355), (5, 27856284), (6, 23213570), (10, 13928142), (12, 11606785), (15, 9285428), (20, 6964071), (30, 4642714), (60, 2321357)]