8441420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32467}}^1$

素因数の和:32489

約数の個数: 24

約数和(自身を含む): 19091184

約数和(自身を除く): 10649764

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 32467, 64934, 129868, 162335, 324670, 422071, 649340, 844142, 1688284, 2110355, 4220710, 8441420]

約数ペア:

[(1, 8441420), (2, 4220710), (4, 2110355), (5, 1688284), (10, 844142), (13, 649340), (20, 422071), (26, 324670), (52, 162335), (65, 129868), (130, 64934), (260, 32467)]