70317040

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{20441}}^1$

素因数の和:20497

約数の個数: 40

約数和(自身を含む): 167297328

約数和(自身を除く): 96980288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 20441, 40882, 81764, 102205, 163528, 204410, 327056, 408820, 817640, 878963, 1635280, 1757926, 3515852, 4394815, 7031704, 8789630, 14063408, 17579260, 35158520, 70317040]

約数ペア:

[(1, 70317040), (2, 35158520), (4, 17579260), (5, 14063408), (8, 8789630), (10, 7031704), (16, 4394815), (20, 3515852), (40, 1757926), (43, 1635280), (80, 878963), (86, 817640), (172, 408820), (215, 327056), (344, 204410), (430, 163528), (688, 102205), (860, 81764), (1720, 40882), (3440, 20441)]