917361980

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{10061}}^1$

素因数の和:10214

約数の個数: 48

約数和(自身を含む): 1987929216

約数和(自身を除く): 1070567236

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 97, 188, 194, 235, 388, 470, 485, 940, 970, 1940, 4559, 9118, 10061, 18236, 20122, 22795, 40244, 45590, 50305, 91180, 100610, 201220, 472867, 945734, 975917, 1891468, 1951834, 2364335, 3903668, 4728670, 4879585, 9457340, 9759170, 19518340, 45868099, 91736198, 183472396, 229340495, 458680990, 917361980]

約数ペア:

[(1, 917361980), (2, 458680990), (4, 229340495), (5, 183472396), (10, 91736198), (20, 45868099), (47, 19518340), (94, 9759170), (97, 9457340), (188, 4879585), (194, 4728670), (235, 3903668), (388, 2364335), (470, 1951834), (485, 1891468), (940, 975917), (970, 945734), (1940, 472867), (4559, 201220), (9118, 100610), (10061, 91180), (18236, 50305), (20122, 45590), (22795, 40244)]