19203464080

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{2124277}}^1$

素因数の和:2124403

約数の個数: 40

約数和(自身を含む): 45043190712

約数和(自身を除く): 25839726632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1808, 2260, 4520, 9040, 2124277, 4248554, 8497108, 10621385, 16994216, 21242770, 33988432, 42485540, 84971080, 169942160, 240043301, 480086602, 960173204, 1200216505, 1920346408, 2400433010, 3840692816, 4800866020, 9601732040, 19203464080]

約数ペア:

[(1, 19203464080), (2, 9601732040), (4, 4800866020), (5, 3840692816), (8, 2400433010), (10, 1920346408), (16, 1200216505), (20, 960173204), (40, 480086602), (80, 240043301), (113, 169942160), (226, 84971080), (452, 42485540), (565, 33988432), (904, 21242770), (1130, 16994216), (1808, 10621385), (2260, 8497108), (4520, 4248554), (9040, 2124277)]