2108560

素因数分解:

$2^4\times 5^1\times {\mathrm{26357}}^1$

素因数の和:26370

約数の個数: 20

約数和(自身を含む): 4902588

約数和(自身を除く): 2794028

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 26357, 52714, 105428, 131785, 210856, 263570, 421712, 527140, 1054280, 2108560]

約数ペア:

[(1, 2108560), (2, 1054280), (4, 527140), (5, 421712), (8, 263570), (10, 210856), (16, 131785), (20, 105428), (40, 52714), (80, 26357)]