2017231760

素因数分解:

$2^4\times 5^1\times {\mathrm{2269}}^1\times {\mathrm{11113}}^1$

素因数の和:13395

約数の個数: 40

約数和(自身を含む): 4692553080

約数和(自身を除く): 2675321320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2269, 4538, 9076, 11113, 11345, 18152, 22226, 22690, 36304, 44452, 45380, 55565, 88904, 90760, 111130, 177808, 181520, 222260, 444520, 889040, 25215397, 50430794, 100861588, 126076985, 201723176, 252153970, 403446352, 504307940, 1008615880, 2017231760]

約数ペア:

[(1, 2017231760), (2, 1008615880), (4, 504307940), (5, 403446352), (8, 252153970), (10, 201723176), (16, 126076985), (20, 100861588), (40, 50430794), (80, 25215397), (2269, 889040), (4538, 444520), (9076, 222260), (11113, 181520), (11345, 177808), (18152, 111130), (22226, 90760), (22690, 88904), (36304, 55565), (44452, 45380)]