8543660

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 18748800

約数和(自身を除く): 10205140

約数列:

[1, 2, 4, 5, 10, 20, 47, 61, 94, 122, 149, 188, 235, 244, 298, 305, 470, 596, 610, 745, 940, 1220, 1490, 2867, 2980, 5734, 7003, 9089, 11468, 14006, 14335, 18178, 28012, 28670, 35015, 36356, 45445, 57340, 70030, 90890, 140060, 181780, 427183, 854366, 1708732, 2135915, 4271830, 8543660]

約数ペア:

[(1, 8543660), (2, 4271830), (4, 2135915), (5, 1708732), (10, 854366), (20, 427183), (47, 181780), (61, 140060), (94, 90890), (122, 70030), (149, 57340), (188, 45445), (235, 36356), (244, 35015), (298, 28670), (305, 28012), (470, 18178), (596, 14335), (610, 14006), (745, 11468), (940, 9089), (1220, 7003), (1490, 5734), (2867, 2980)]