206508910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{547}}^1\times {\mathrm{1987}}^1$

素因数の和:2560

約数の個数: 32

約数和(自身を含む): 392192640

約数和(自身を除く): 185683730

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 547, 1094, 1987, 2735, 3974, 5470, 9935, 10393, 19870, 20786, 37753, 51965, 75506, 103930, 188765, 377530, 1086889, 2173778, 5434445, 10868890, 20650891, 41301782, 103254455, 206508910]

約数ペア:

[(1, 206508910), (2, 103254455), (5, 41301782), (10, 20650891), (19, 10868890), (38, 5434445), (95, 2173778), (190, 1086889), (547, 377530), (1094, 188765), (1987, 103930), (2735, 75506), (3974, 51965), (5470, 37753), (9935, 20786), (10393, 19870)]