195706760

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{113783}}^1$

素因数の和:113837

約数の個数: 32

約数和(自身を含む): 450584640

約数和(自身を除く): 254877880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 113783, 227566, 455132, 568915, 910264, 1137830, 2275660, 4551320, 4892669, 9785338, 19570676, 24463345, 39141352, 48926690, 97853380, 195706760]

約数ペア:

[(1, 195706760), (2, 97853380), (4, 48926690), (5, 39141352), (8, 24463345), (10, 19570676), (20, 9785338), (40, 4892669), (43, 4551320), (86, 2275660), (172, 1137830), (215, 910264), (344, 568915), (430, 455132), (860, 227566), (1720, 113783)]