40407470

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{237691}}^1$

素因数の和:237715

約数の個数: 16

約数和(自身を含む): 77012208

約数和(自身を除く): 36604738

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 237691, 475382, 1188455, 2376910, 4040747, 8081494, 20203735, 40407470]

約数ペア:

[(1, 40407470), (2, 20203735), (5, 8081494), (10, 4040747), (17, 2376910), (34, 1188455), (85, 475382), (170, 237691)]