20725710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{541}}^1\times {\mathrm{1277}}^1$

素因数の和:1828

約数の個数: 32

約数和(自身を含む): 49872672

約数和(自身を除く): 29146962

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 541, 1082, 1277, 1623, 2554, 2705, 3246, 3831, 5410, 6385, 7662, 8115, 12770, 16230, 19155, 38310, 690857, 1381714, 2072571, 3454285, 4145142, 6908570, 10362855, 20725710]

約数ペア:

[(1, 20725710), (2, 10362855), (3, 6908570), (5, 4145142), (6, 3454285), (10, 2072571), (15, 1381714), (30, 690857), (541, 38310), (1082, 19155), (1277, 16230), (1623, 12770), (2554, 8115), (2705, 7662), (3246, 6385), (3831, 5410)]