1296718160

素因数分解:

$2^4\times 5^1\times {\mathrm{571}}^1\times {\mathrm{28387}}^1$

素因数の和:28971

約数の個数: 40

約数和(自身を含む): 3020256096

約数和(自身を除く): 1723537936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 571, 1142, 2284, 2855, 4568, 5710, 9136, 11420, 22840, 28387, 45680, 56774, 113548, 141935, 227096, 283870, 454192, 567740, 1135480, 2270960, 16208977, 32417954, 64835908, 81044885, 129671816, 162089770, 259343632, 324179540, 648359080, 1296718160]

約数ペア:

[(1, 1296718160), (2, 648359080), (4, 324179540), (5, 259343632), (8, 162089770), (10, 129671816), (16, 81044885), (20, 64835908), (40, 32417954), (80, 16208977), (571, 2270960), (1142, 1135480), (2284, 567740), (2855, 454192), (4568, 283870), (5710, 227096), (9136, 141935), (11420, 113548), (22840, 56774), (28387, 45680)]