210895240

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{66739}}^1$

素因数の和:66829

約数の個数: 32

約数和(自身を含む): 480528000

約数和(自身を除く): 269632760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 66739, 133478, 266956, 333695, 533912, 667390, 1334780, 2669560, 5272381, 10544762, 21089524, 26361905, 42179048, 52723810, 105447620, 210895240]

約数ペア:

[(1, 210895240), (2, 105447620), (4, 52723810), (5, 42179048), (8, 26361905), (10, 21089524), (20, 10544762), (40, 5272381), (79, 2669560), (158, 1334780), (316, 667390), (395, 533912), (632, 333695), (790, 266956), (1580, 133478), (3160, 66739)]