22665640

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{6827}}^1$

素因数の和:6921

約数の個数: 32

約数和(自身を含む): 51619680

約数和(自身を除く): 28954040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 6827, 13654, 27308, 34135, 54616, 68270, 136540, 273080, 566641, 1133282, 2266564, 2833205, 4533128, 5666410, 11332820, 22665640]

約数ペア:

[(1, 22665640), (2, 11332820), (4, 5666410), (5, 4533128), (8, 2833205), (10, 2266564), (20, 1133282), (40, 566641), (83, 273080), (166, 136540), (332, 68270), (415, 54616), (664, 34135), (830, 27308), (1660, 13654), (3320, 6827)]