871420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 2122848

約数和(自身を除く): 1251428

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 233, 340, 374, 466, 748, 932, 935, 1165, 1870, 2330, 2563, 3740, 3961, 4660, 5126, 7922, 10252, 12815, 15844, 19805, 25630, 39610, 43571, 51260, 79220, 87142, 174284, 217855, 435710, 871420]

約数ペア:

[(1, 871420), (2, 435710), (4, 217855), (5, 174284), (10, 87142), (11, 79220), (17, 51260), (20, 43571), (22, 39610), (34, 25630), (44, 19805), (55, 15844), (68, 12815), (85, 10252), (110, 7922), (170, 5126), (187, 4660), (220, 3961), (233, 3740), (340, 2563), (374, 2330), (466, 1870), (748, 1165), (932, 935)]