27787480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{99241}}^1$

素因数の和:99259

約数の個数: 32

約数和(自身を含む): 71454240

約数和(自身を除く): 43666760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 99241, 198482, 396964, 496205, 694687, 793928, 992410, 1389374, 1984820, 2778748, 3473435, 3969640, 5557496, 6946870, 13893740, 27787480]

約数ペア:

[(1, 27787480), (2, 13893740), (4, 6946870), (5, 5557496), (7, 3969640), (8, 3473435), (10, 2778748), (14, 1984820), (20, 1389374), (28, 992410), (35, 793928), (40, 694687), (56, 496205), (70, 396964), (140, 198482), (280, 99241)]