127480780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{910577}}^1$

素因数の和:910593

約数の個数: 24

約数和(自身を含む): 305954208

約数和(自身を除く): 178473428

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 910577, 1821154, 3642308, 4552885, 6374039, 9105770, 12748078, 18211540, 25496156, 31870195, 63740390, 127480780]

約数ペア:

[(1, 127480780), (2, 63740390), (4, 31870195), (5, 25496156), (7, 18211540), (10, 12748078), (14, 9105770), (20, 6374039), (28, 4552885), (35, 3642308), (70, 1821154), (140, 910577)]