627920

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:227

約数の個数: 40

約数和(自身を含む): 1499904

約数和(自身を除く): 871984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 167, 188, 235, 334, 376, 470, 668, 752, 835, 940, 1336, 1670, 1880, 2672, 3340, 3760, 6680, 7849, 13360, 15698, 31396, 39245, 62792, 78490, 125584, 156980, 313960, 627920]

約数ペア:

[(1, 627920), (2, 313960), (4, 156980), (5, 125584), (8, 78490), (10, 62792), (16, 39245), (20, 31396), (40, 15698), (47, 13360), (80, 7849), (94, 6680), (167, 3760), (188, 3340), (235, 2672), (334, 1880), (376, 1670), (470, 1336), (668, 940), (752, 835)]