15279740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109141}}^1$

素因数の和:109157

約数の個数: 24

約数和(自身を含む): 36671712

約数和(自身を除く): 21391972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 109141, 218282, 436564, 545705, 763987, 1091410, 1527974, 2182820, 3055948, 3819935, 7639870, 15279740]

約数ペア:

[(1, 15279740), (2, 7639870), (4, 3819935), (5, 3055948), (7, 2182820), (10, 1527974), (14, 1091410), (20, 763987), (28, 545705), (35, 436564), (70, 218282), (140, 109141)]