42866920

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{5987}}^1$

素因数の和:6177

約数の個数: 32

約数和(自身を含む): 97005600

約数和(自身を除く): 54138680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 3580, 5987, 7160, 11974, 23948, 29935, 47896, 59870, 119740, 239480, 1071673, 2143346, 4286692, 5358365, 8573384, 10716730, 21433460, 42866920]

約数ペア:

[(1, 42866920), (2, 21433460), (4, 10716730), (5, 8573384), (8, 5358365), (10, 4286692), (20, 2143346), (40, 1071673), (179, 239480), (358, 119740), (716, 59870), (895, 47896), (1432, 29935), (1790, 23948), (3580, 11974), (5987, 7160)]