20853660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{347561}}^1$

素因数の和:347573

約数の個数: 24

約数和(自身を含む): 58390416

約数和(自身を除く): 37536756

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 347561, 695122, 1042683, 1390244, 1737805, 2085366, 3475610, 4170732, 5213415, 6951220, 10426830, 20853660]

約数ペア:

[(1, 20853660), (2, 10426830), (3, 6951220), (4, 5213415), (5, 4170732), (6, 3475610), (10, 2085366), (12, 1737805), (15, 1390244), (20, 1042683), (30, 695122), (60, 347561)]