208022260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{7499}}^1$

素因数の和:7600

約数の個数: 48

約数和(自身を含む): 466200000

約数和(自身を除く): 258177740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 73, 76, 95, 146, 190, 292, 365, 380, 730, 1387, 1460, 2774, 5548, 6935, 7499, 13870, 14998, 27740, 29996, 37495, 74990, 142481, 149980, 284962, 547427, 569924, 712405, 1094854, 1424810, 2189708, 2737135, 2849620, 5474270, 10401113, 10948540, 20802226, 41604452, 52005565, 104011130, 208022260]

約数ペア:

[(1, 208022260), (2, 104011130), (4, 52005565), (5, 41604452), (10, 20802226), (19, 10948540), (20, 10401113), (38, 5474270), (73, 2849620), (76, 2737135), (95, 2189708), (146, 1424810), (190, 1094854), (292, 712405), (365, 569924), (380, 547427), (730, 284962), (1387, 149980), (1460, 142481), (2774, 74990), (5548, 37495), (6935, 29996), (7499, 27740), (13870, 14998)]