205011620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{5717}}^1$

素因数の和:5900

約数の個数: 48

約数和(自身を含む): 472627008

約数和(自身を除く): 267615388

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 163, 220, 326, 652, 815, 1630, 1793, 3260, 3586, 5717, 7172, 8965, 11434, 17930, 22868, 28585, 35860, 57170, 62887, 114340, 125774, 251548, 314435, 628870, 931871, 1257740, 1863742, 3727484, 4659355, 9318710, 10250581, 18637420, 20501162, 41002324, 51252905, 102505810, 205011620]

約数ペア:

[(1, 205011620), (2, 102505810), (4, 51252905), (5, 41002324), (10, 20501162), (11, 18637420), (20, 10250581), (22, 9318710), (44, 4659355), (55, 3727484), (110, 1863742), (163, 1257740), (220, 931871), (326, 628870), (652, 314435), (815, 251548), (1630, 125774), (1793, 114340), (3260, 62887), (3586, 57170), (5717, 35860), (7172, 28585), (8965, 22868), (11434, 17930)]