20214200

素因数分解:

$2^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{1907}}^1$

素因数の和:1976

約数の個数: 48

約数和(自身を含む): 47909880

約数和(自身を除く): 27695680

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 100, 106, 200, 212, 265, 424, 530, 1060, 1325, 1907, 2120, 2650, 3814, 5300, 7628, 9535, 10600, 15256, 19070, 38140, 47675, 76280, 95350, 101071, 190700, 202142, 381400, 404284, 505355, 808568, 1010710, 2021420, 2526775, 4042840, 5053550, 10107100, 20214200]

約数ペア:

[(1, 20214200), (2, 10107100), (4, 5053550), (5, 4042840), (8, 2526775), (10, 2021420), (20, 1010710), (25, 808568), (40, 505355), (50, 404284), (53, 381400), (100, 202142), (106, 190700), (200, 101071), (212, 95350), (265, 76280), (424, 47675), (530, 38140), (1060, 19070), (1325, 15256), (1907, 10600), (2120, 9535), (2650, 7628), (3814, 5300)]