42205420

素因数分解:

$2^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{4229}}^1$

素因数の和:4737

約数の個数: 24

約数和(自身を含む): 88830000

約数和(自身を除く): 46624580

約数列:

[1, 2, 4, 5, 10, 20, 499, 998, 1996, 2495, 4229, 4990, 8458, 9980, 16916, 21145, 42290, 84580, 2110271, 4220542, 8441084, 10551355, 21102710, 42205420]

約数ペア:

[(1, 42205420), (2, 21102710), (4, 10551355), (5, 8441084), (10, 4220542), (20, 2110271), (499, 84580), (998, 42290), (1996, 21145), (2495, 16916), (4229, 9980), (4990, 8458)]