1817152540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{1759}}^1$

素因数の和:1979

約数の個数: 96

約数和(自身を含む): 4484874240

約数和(自身を除く): 2667721700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 157, 188, 235, 314, 329, 470, 628, 658, 785, 940, 1099, 1316, 1570, 1645, 1759, 2198, 3140, 3290, 3518, 4396, 5495, 6580, 7036, 7379, 8795, 10990, 12313, 14758, 17590, 21980, 24626, 29516, 35180, 36895, 49252, 51653, 61565, 73790, 82673, 103306, 123130, 147580, 165346, 206612, 246260, 258265, 276163, 330692, 413365, 516530, 552326, 578711, 826730, 1033060, 1104652, 1157422, 1380815, 1653460, 1933141, 2314844, 2761630, 2893555, 3866282, 5523260, 5787110, 7732564, 9665705, 11574220, 12979661, 19331410, 25959322, 38662820, 51918644, 64898305, 90857627, 129796610, 181715254, 259593220, 363430508, 454288135, 908576270, 1817152540]

約数ペア:

[(1, 1817152540), (2, 908576270), (4, 454288135), (5, 363430508), (7, 259593220), (10, 181715254), (14, 129796610), (20, 90857627), (28, 64898305), (35, 51918644), (47, 38662820), (70, 25959322), (94, 19331410), (140, 12979661), (157, 11574220), (188, 9665705), (235, 7732564), (314, 5787110), (329, 5523260), (470, 3866282), (628, 2893555), (658, 2761630), (785, 2314844), (940, 1933141), (1099, 1653460), (1316, 1380815), (1570, 1157422), (1645, 1104652), (1759, 1033060), (2198, 826730), (3140, 578711), (3290, 552326), (3518, 516530), (4396, 413365), (5495, 330692), (6580, 276163), (7036, 258265), (7379, 246260), (8795, 206612), (10990, 165346), (12313, 147580), (14758, 123130), (17590, 103306), (21980, 82673), (24626, 73790), (29516, 61565), (35180, 51653), (36895, 49252)]