17738740

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{167}}^1$

素因数の和:336

約数の個数: 48

約数和(自身を含む): 38610432

約数和(自身を除く): 20871692

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 113, 167, 188, 226, 235, 334, 452, 470, 565, 668, 835, 940, 1130, 1670, 2260, 3340, 5311, 7849, 10622, 15698, 18871, 21244, 26555, 31396, 37742, 39245, 53110, 75484, 78490, 94355, 106220, 156980, 188710, 377420, 886937, 1773874, 3547748, 4434685, 8869370, 17738740]

約数ペア:

[(1, 17738740), (2, 8869370), (4, 4434685), (5, 3547748), (10, 1773874), (20, 886937), (47, 377420), (94, 188710), (113, 156980), (167, 106220), (188, 94355), (226, 78490), (235, 75484), (334, 53110), (452, 39245), (470, 37742), (565, 31396), (668, 26555), (835, 21244), (940, 18871), (1130, 15698), (1670, 10622), (2260, 7849), (3340, 5311)]