38946920

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{11731}}^1$

素因数の和:11825

約数の個数: 32

約数和(自身を含む): 88693920

約数和(自身を除く): 49747000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 11731, 23462, 46924, 58655, 93848, 117310, 234620, 469240, 973673, 1947346, 3894692, 4868365, 7789384, 9736730, 19473460, 38946920]

約数ペア:

[(1, 38946920), (2, 19473460), (4, 9736730), (5, 7789384), (8, 4868365), (10, 3894692), (20, 1947346), (40, 973673), (83, 469240), (166, 234620), (332, 117310), (415, 93848), (664, 58655), (830, 46924), (1660, 23462), (3320, 11731)]