400184930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{13151}}^1$

素因数の和:13354

約数の個数: 32

約数和(自身を含む): 767024640

約数和(自身を除く): 366839710

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 179, 358, 895, 1790, 3043, 6086, 13151, 15215, 26302, 30430, 65755, 131510, 223567, 447134, 1117835, 2235670, 2354029, 4708058, 11770145, 23540290, 40018493, 80036986, 200092465, 400184930]

約数ペア:

[(1, 400184930), (2, 200092465), (5, 80036986), (10, 40018493), (17, 23540290), (34, 11770145), (85, 4708058), (170, 2354029), (179, 2235670), (358, 1117835), (895, 447134), (1790, 223567), (3043, 131510), (6086, 65755), (13151, 30430), (15215, 26302)]