8991410

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:302

約数の個数: 32

約数和(自身を含む): 16703280

約数和(自身を除く): 7711870

約数列:

[1, 2, 5, 10, 73, 109, 113, 146, 218, 226, 365, 545, 565, 730, 1090, 1130, 7957, 8249, 12317, 15914, 16498, 24634, 39785, 41245, 61585, 79570, 82490, 123170, 899141, 1798282, 4495705, 8991410]

約数ペア:

[(1, 8991410), (2, 4495705), (5, 1798282), (10, 899141), (73, 123170), (109, 82490), (113, 79570), (146, 61585), (218, 41245), (226, 39785), (365, 24634), (545, 16498), (565, 15914), (730, 12317), (1090, 8249), (1130, 7957)]