17366428220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{21178571}}^1$

素因数の和:21178621

約数の個数: 24

約数和(自身を含む): 37359001008

約数和(自身を除く): 19992572788

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 21178571, 42357142, 84714284, 105892855, 211785710, 423571420, 868321411, 1736642822, 3473285644, 4341607055, 8683214110, 17366428220]

約数ペア:

[(1, 17366428220), (2, 8683214110), (4, 4341607055), (5, 3473285644), (10, 1736642822), (20, 868321411), (41, 423571420), (82, 211785710), (164, 105892855), (205, 84714284), (410, 42357142), (820, 21178571)]