74636920

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{22481}}^1$

素因数の和:22575

約数の個数: 32

約数和(自身を含む): 169963920

約数和(自身を除く): 95327000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 22481, 44962, 89924, 112405, 179848, 224810, 449620, 899240, 1865923, 3731846, 7463692, 9329615, 14927384, 18659230, 37318460, 74636920]

約数ペア:

[(1, 74636920), (2, 37318460), (4, 18659230), (5, 14927384), (8, 9329615), (10, 7463692), (20, 3731846), (40, 1865923), (83, 899240), (166, 449620), (332, 224810), (415, 179848), (664, 112405), (830, 89924), (1660, 44962), (3320, 22481)]