204617620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{3637}}^1$

素因数の和:3772

約数の個数: 48

約数和(自身を含む): 449220240

約数和(自身を除く): 244602620

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 97, 116, 145, 194, 290, 388, 485, 580, 970, 1940, 2813, 3637, 5626, 7274, 11252, 14065, 14548, 18185, 28130, 36370, 56260, 72740, 105473, 210946, 352789, 421892, 527365, 705578, 1054730, 1411156, 1763945, 2109460, 3527890, 7055780, 10230881, 20461762, 40923524, 51154405, 102308810, 204617620]

約数ペア:

[(1, 204617620), (2, 102308810), (4, 51154405), (5, 40923524), (10, 20461762), (20, 10230881), (29, 7055780), (58, 3527890), (97, 2109460), (116, 1763945), (145, 1411156), (194, 1054730), (290, 705578), (388, 527365), (485, 421892), (580, 352789), (970, 210946), (1940, 105473), (2813, 72740), (3637, 56260), (5626, 36370), (7274, 28130), (11252, 18185), (14065, 14548)]