748240

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:259

約数の個数: 40

約数和(自身を含む): 1785600

約数和(自身を除く): 1037360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 199, 235, 376, 398, 470, 752, 796, 940, 995, 1592, 1880, 1990, 3184, 3760, 3980, 7960, 9353, 15920, 18706, 37412, 46765, 74824, 93530, 149648, 187060, 374120, 748240]

約数ペア:

[(1, 748240), (2, 374120), (4, 187060), (5, 149648), (8, 93530), (10, 74824), (16, 46765), (20, 37412), (40, 18706), (47, 15920), (80, 9353), (94, 7960), (188, 3980), (199, 3760), (235, 3184), (376, 1990), (398, 1880), (470, 1592), (752, 995), (796, 940)]