42997360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{76781}}^1$

素因数の和:76801

約数の個数: 40

約数和(自身を含む): 114251616

約数和(自身を除く): 71254256

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 76781, 153562, 307124, 383905, 537467, 614248, 767810, 1074934, 1228496, 1535620, 2149868, 2687335, 3071240, 4299736, 5374670, 6142480, 8599472, 10749340, 21498680, 42997360]

約数ペア:

[(1, 42997360), (2, 21498680), (4, 10749340), (5, 8599472), (7, 6142480), (8, 5374670), (10, 4299736), (14, 3071240), (16, 2687335), (20, 2149868), (28, 1535620), (35, 1228496), (40, 1074934), (56, 767810), (70, 614248), (80, 537467), (112, 383905), (140, 307124), (280, 153562), (560, 76781)]