520647530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{17489}}^1$

素因数の和:17738

約数の個数: 32

約数和(自身を含む): 1013720400

約数和(自身を除く): 493072870

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 229, 458, 1145, 2290, 2977, 5954, 14885, 17489, 29770, 34978, 87445, 174890, 227357, 454714, 1136785, 2273570, 4004981, 8009962, 20024905, 40049810, 52064753, 104129506, 260323765, 520647530]

約数ペア:

[(1, 520647530), (2, 260323765), (5, 104129506), (10, 52064753), (13, 40049810), (26, 20024905), (65, 8009962), (130, 4004981), (229, 2273570), (458, 1136785), (1145, 454714), (2290, 227357), (2977, 174890), (5954, 87445), (14885, 34978), (17489, 29770)]