42658390

素因数分解:

$2^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{10181}}^1$

素因数の和:10607

約数の個数: 16

約数和(自身を含む): 76975920

約数和(自身を除く): 34317530

約数列:

[1, 2, 5, 10, 419, 838, 2095, 4190, 10181, 20362, 50905, 101810, 4265839, 8531678, 21329195, 42658390]

約数ペア:

[(1, 42658390), (2, 21329195), (5, 8531678), (10, 4265839), (419, 101810), (838, 50905), (2095, 20362), (4190, 10181)]