203909020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{27481}}^1$

素因数の和:27550

約数の個数: 48

約数和(自身を含む): 498633408

約数和(自身を除く): 294724388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 7420, 27481, 54962, 109924, 137405, 192367, 274810, 384734, 549620, 769468, 961835, 1456493, 1923670, 2912986, 3847340, 5825972, 7282465, 10195451, 14564930, 20390902, 29129860, 40781804, 50977255, 101954510, 203909020]

約数ペア:

[(1, 203909020), (2, 101954510), (4, 50977255), (5, 40781804), (7, 29129860), (10, 20390902), (14, 14564930), (20, 10195451), (28, 7282465), (35, 5825972), (53, 3847340), (70, 2912986), (106, 1923670), (140, 1456493), (212, 961835), (265, 769468), (371, 549620), (530, 384734), (742, 274810), (1060, 192367), (1484, 137405), (1855, 109924), (3710, 54962), (7420, 27481)]