2275154780

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{19961}}^1$

素因数の和:20150

約数の個数: 48

約数和(自身を含む): 4929815520

約数和(自身を除く): 2654660740

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 139, 164, 205, 278, 410, 556, 695, 820, 1390, 2780, 5699, 11398, 19961, 22796, 28495, 39922, 56990, 79844, 99805, 113980, 199610, 399220, 818401, 1636802, 2774579, 3273604, 4092005, 5549158, 8184010, 11098316, 13872895, 16368020, 27745790, 55491580, 113757739, 227515478, 455030956, 568788695, 1137577390, 2275154780]

約数ペア:

[(1, 2275154780), (2, 1137577390), (4, 568788695), (5, 455030956), (10, 227515478), (20, 113757739), (41, 55491580), (82, 27745790), (139, 16368020), (164, 13872895), (205, 11098316), (278, 8184010), (410, 5549158), (556, 4092005), (695, 3273604), (820, 2774579), (1390, 1636802), (2780, 818401), (5699, 399220), (11398, 199610), (19961, 113980), (22796, 99805), (28495, 79844), (39922, 56990)]