8643760

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1049}}^1$

素因数の和:1165

約数の個数: 40

約数和(自身を含む): 20311200

約数和(自身を除く): 11667440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1049, 1648, 2060, 2098, 4120, 4196, 5245, 8240, 8392, 10490, 16784, 20980, 41960, 83920, 108047, 216094, 432188, 540235, 864376, 1080470, 1728752, 2160940, 4321880, 8643760]

約数ペア:

[(1, 8643760), (2, 4321880), (4, 2160940), (5, 1728752), (8, 1080470), (10, 864376), (16, 540235), (20, 432188), (40, 216094), (80, 108047), (103, 83920), (206, 41960), (412, 20980), (515, 16784), (824, 10490), (1030, 8392), (1049, 8240), (1648, 5245), (2060, 4196), (2098, 4120)]