8645240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9397}}^1$

素因数の和:9431

約数の個数: 32

約数和(自身を含む): 20299680

約数和(自身を除く): 11654440

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 9397, 18794, 37588, 46985, 75176, 93970, 187940, 216131, 375880, 432262, 864524, 1080655, 1729048, 2161310, 4322620, 8645240]

約数ペア:

[(1, 8645240), (2, 4322620), (4, 2161310), (5, 1729048), (8, 1080655), (10, 864524), (20, 432262), (23, 375880), (40, 216131), (46, 187940), (92, 93970), (115, 75176), (184, 46985), (230, 37588), (460, 18794), (920, 9397)]