202323020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{7499}}^1$

素因数の和:7598

約数の個数: 48

約数和(自身を含む): 453600000

約数和(自身を除く): 251276980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 355, 380, 710, 1349, 1420, 2698, 5396, 6745, 7499, 13490, 14998, 26980, 29996, 37495, 74990, 142481, 149980, 284962, 532429, 569924, 712405, 1064858, 1424810, 2129716, 2662145, 2849620, 5324290, 10116151, 10648580, 20232302, 40464604, 50580755, 101161510, 202323020]

約数ペア:

[(1, 202323020), (2, 101161510), (4, 50580755), (5, 40464604), (10, 20232302), (19, 10648580), (20, 10116151), (38, 5324290), (71, 2849620), (76, 2662145), (95, 2129716), (142, 1424810), (190, 1064858), (284, 712405), (355, 569924), (380, 532429), (710, 284962), (1349, 149980), (1420, 142481), (2698, 74990), (5396, 37495), (6745, 29996), (7499, 26980), (13490, 14998)]