42540905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{40709}}^1$

素因数の和:40744

約数の個数: 16

約数和(自身を含む): 58622400

約数和(自身を除く): 16081495

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 40709, 203545, 447799, 773471, 2238995, 3867355, 8508181, 42540905]

約数ペア:

[(1, 42540905), (5, 8508181), (11, 3867355), (19, 2238995), (55, 773471), (95, 447799), (209, 203545), (1045, 40709)]