15742940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{27143}}^1$

素因数の和:27181

約数の個数: 24

約数和(自身を含む): 34201440

約数和(自身を除く): 18458500

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 27143, 54286, 108572, 135715, 271430, 542860, 787147, 1574294, 3148588, 3935735, 7871470, 15742940]

約数ペア:

[(1, 15742940), (2, 7871470), (4, 3935735), (5, 3148588), (10, 1574294), (20, 787147), (29, 542860), (58, 271430), (116, 135715), (145, 108572), (290, 54286), (580, 27143)]