20210600

素因数分解:

$2^3\times 5^2\times {\mathrm{139}}^1\times {\mathrm{727}}^1$

素因数の和:882

約数の個数: 48

約数和(自身を含む): 47392800

約数和(自身を除く): 27182200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 139, 200, 278, 556, 695, 727, 1112, 1390, 1454, 2780, 2908, 3475, 3635, 5560, 5816, 6950, 7270, 13900, 14540, 18175, 27800, 29080, 36350, 72700, 101053, 145400, 202106, 404212, 505265, 808424, 1010530, 2021060, 2526325, 4042120, 5052650, 10105300, 20210600]

約数ペア:

[(1, 20210600), (2, 10105300), (4, 5052650), (5, 4042120), (8, 2526325), (10, 2021060), (20, 1010530), (25, 808424), (40, 505265), (50, 404212), (100, 202106), (139, 145400), (200, 101053), (278, 72700), (556, 36350), (695, 29080), (727, 27800), (1112, 18175), (1390, 14540), (1454, 13900), (2780, 7270), (2908, 6950), (3475, 5816), (3635, 5560)]