8696020

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3989}}^1$

素因数の和:4107

約数の個数: 24

約数和(自身を含む): 18433800

約数和(自身を除く): 9737780

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 3989, 7978, 15956, 19945, 39890, 79780, 434801, 869602, 1739204, 2174005, 4348010, 8696020]

約数ペア:

[(1, 8696020), (2, 4348010), (4, 2174005), (5, 1739204), (10, 869602), (20, 434801), (109, 79780), (218, 39890), (436, 19945), (545, 15956), (1090, 7978), (2180, 3989)]