2058202220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{54421}}^1$

素因数の和:54522

約数の個数: 48

約数和(自身を含む): 4534876416

約数和(自身を除く): 2476674196

約数列:

[1, 2, 4, 5, 10, 20, 31, 61, 62, 122, 124, 155, 244, 305, 310, 610, 620, 1220, 1891, 3782, 7564, 9455, 18910, 37820, 54421, 108842, 217684, 272105, 544210, 1088420, 1687051, 3319681, 3374102, 6639362, 6748204, 8435255, 13278724, 16598405, 16870510, 33196810, 33741020, 66393620, 102910111, 205820222, 411640444, 514550555, 1029101110, 2058202220]

約数ペア:

[(1, 2058202220), (2, 1029101110), (4, 514550555), (5, 411640444), (10, 205820222), (20, 102910111), (31, 66393620), (61, 33741020), (62, 33196810), (122, 16870510), (124, 16598405), (155, 13278724), (244, 8435255), (305, 6748204), (310, 6639362), (610, 3374102), (620, 3319681), (1220, 1687051), (1891, 1088420), (3782, 544210), (7564, 272105), (9455, 217684), (18910, 108842), (37820, 54421)]