20847480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{173729}}^1$

素因数の和:173743

約数の個数: 32

約数和(自身を含む): 62542800

約数和(自身を除く): 41695320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 173729, 347458, 521187, 694916, 868645, 1042374, 1389832, 1737290, 2084748, 2605935, 3474580, 4169496, 5211870, 6949160, 10423740, 20847480]

約数ペア:

[(1, 20847480), (2, 10423740), (3, 6949160), (4, 5211870), (5, 4169496), (6, 3474580), (8, 2605935), (10, 2084748), (12, 1737290), (15, 1389832), (20, 1042374), (24, 868645), (30, 694916), (40, 521187), (60, 347458), (120, 173729)]