40775060

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 87816960

約数和(自身を除く): 47041900

約数列:

[1, 2, 4, 5, 10, 20, 79, 131, 158, 197, 262, 316, 394, 395, 524, 655, 788, 790, 985, 1310, 1580, 1970, 2620, 3940, 10349, 15563, 20698, 25807, 31126, 41396, 51614, 51745, 62252, 77815, 103228, 103490, 129035, 155630, 206980, 258070, 311260, 516140, 2038753, 4077506, 8155012, 10193765, 20387530, 40775060]

約数ペア:

[(1, 40775060), (2, 20387530), (4, 10193765), (5, 8155012), (10, 4077506), (20, 2038753), (79, 516140), (131, 311260), (158, 258070), (197, 206980), (262, 155630), (316, 129035), (394, 103490), (395, 103228), (524, 77815), (655, 62252), (788, 51745), (790, 51614), (985, 41396), (1310, 31126), (1580, 25807), (1970, 20698), (2620, 15563), (3940, 10349)]