15235640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{54413}}^1$

素因数の和:54431

約数の個数: 32

約数和(自身を含む): 39178080

約数和(自身を除く): 23942440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 54413, 108826, 217652, 272065, 380891, 435304, 544130, 761782, 1088260, 1523564, 1904455, 2176520, 3047128, 3808910, 7617820, 15235640]

約数ペア:

[(1, 15235640), (2, 7617820), (4, 3808910), (5, 3047128), (7, 2176520), (8, 1904455), (10, 1523564), (14, 1088260), (20, 761782), (28, 544130), (35, 435304), (40, 380891), (56, 272065), (70, 217652), (140, 108826), (280, 54413)]