7439240

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{1039}}^1$

素因数の和:1229

約数の個数: 32

約数和(自身を含む): 16848000

約数和(自身を除く): 9408760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1039, 1432, 1790, 2078, 3580, 4156, 5195, 7160, 8312, 10390, 20780, 41560, 185981, 371962, 743924, 929905, 1487848, 1859810, 3719620, 7439240]

約数ペア:

[(1, 7439240), (2, 3719620), (4, 1859810), (5, 1487848), (8, 929905), (10, 743924), (20, 371962), (40, 185981), (179, 41560), (358, 20780), (716, 10390), (895, 8312), (1039, 7160), (1432, 5195), (1790, 4156), (2078, 3580)]