20122020325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{328121}}^1$

素因数の和:328365

約数の個数: 24

約数和(自身を含む): 27341750016

約数和(自身を除く): 7219729691

約数列:

[1, 5, 11, 25, 55, 223, 275, 1115, 2453, 5575, 12265, 61325, 328121, 1640605, 3609331, 8203025, 18046655, 73170983, 90233275, 365854915, 804880813, 1829274575, 4024404065, 20122020325]

約数ペア:

[(1, 20122020325), (5, 4024404065), (11, 1829274575), (25, 804880813), (55, 365854915), (223, 90233275), (275, 73170983), (1115, 18046655), (2453, 8203025), (5575, 3609331), (12265, 1640605), (61325, 328121)]