8791820

素因数分解:

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

素因数の和:302

約数の個数: 36

約数和(自身を含む): 18958800

約数和(自身を除く): 10166980

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 199, 235, 398, 470, 796, 940, 995, 1990, 2209, 3980, 4418, 8836, 9353, 11045, 18706, 22090, 37412, 44180, 46765, 93530, 187060, 439591, 879182, 1758364, 2197955, 4395910, 8791820]

約数ペア:

[(1, 8791820), (2, 4395910), (4, 2197955), (5, 1758364), (10, 879182), (20, 439591), (47, 187060), (94, 93530), (188, 46765), (199, 44180), (235, 37412), (398, 22090), (470, 18706), (796, 11045), (940, 9353), (995, 8836), (1990, 4418), (2209, 3980)]