20081820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30427}}^1$

素因数の和:30450

約数の個数: 48

約数和(自身を含む): 61342848

約数和(自身を除く): 41261028

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 30427, 60854, 91281, 121708, 152135, 182562, 304270, 334697, 365124, 456405, 608540, 669394, 912810, 1004091, 1338788, 1673485, 1825620, 2008182, 3346970, 4016364, 5020455, 6693940, 10040910, 20081820]

約数ペア:

[(1, 20081820), (2, 10040910), (3, 6693940), (4, 5020455), (5, 4016364), (6, 3346970), (10, 2008182), (11, 1825620), (12, 1673485), (15, 1338788), (20, 1004091), (22, 912810), (30, 669394), (33, 608540), (44, 456405), (55, 365124), (60, 334697), (66, 304270), (110, 182562), (132, 152135), (165, 121708), (220, 91281), (330, 60854), (660, 30427)]