2028560

素因数分解:

$2^4\times 5^1\times {\mathrm{25357}}^1$

素因数の和:25370

約数の個数: 20

約数和(自身を含む): 4716588

約数和(自身を除く): 2688028

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25357, 50714, 101428, 126785, 202856, 253570, 405712, 507140, 1014280, 2028560]

約数ペア:

[(1, 2028560), (2, 1014280), (4, 507140), (5, 405712), (8, 253570), (10, 202856), (16, 126785), (20, 101428), (40, 50714), (80, 25357)]