17664020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4723}}^1$

素因数の和:4760

約数の個数: 48

約数和(自身を含む): 42856128

約数和(自身を除く): 25192108

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 4723, 9446, 18892, 23615, 47230, 51953, 80291, 94460, 103906, 160582, 207812, 259765, 321164, 401455, 519530, 802910, 883201, 1039060, 1605820, 1766402, 3532804, 4416005, 8832010, 17664020]

約数ペア:

[(1, 17664020), (2, 8832010), (4, 4416005), (5, 3532804), (10, 1766402), (11, 1605820), (17, 1039060), (20, 883201), (22, 802910), (34, 519530), (44, 401455), (55, 321164), (68, 259765), (85, 207812), (110, 160582), (170, 103906), (187, 94460), (220, 80291), (340, 51953), (374, 47230), (748, 23615), (935, 18892), (1870, 9446), (3740, 4723)]