187446040

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{11131}}^1$

素因数の和:11563

約数の個数: 32

約数和(自身を含む): 422793360

約数和(自身を除く): 235347320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 2105, 3368, 4210, 8420, 11131, 16840, 22262, 44524, 55655, 89048, 111310, 222620, 445240, 4686151, 9372302, 18744604, 23430755, 37489208, 46861510, 93723020, 187446040]

約数ペア:

[(1, 187446040), (2, 93723020), (4, 46861510), (5, 37489208), (8, 23430755), (10, 18744604), (20, 9372302), (40, 4686151), (421, 445240), (842, 222620), (1684, 111310), (2105, 89048), (3368, 55655), (4210, 44524), (8420, 22262), (11131, 16840)]