7123220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{27397}}^1$

素因数の和:27419

約数の個数: 24

約数和(自身を含む): 16110024

約数和(自身を除く): 8986804

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 27397, 54794, 109588, 136985, 273970, 356161, 547940, 712322, 1424644, 1780805, 3561610, 7123220]

約数ペア:

[(1, 7123220), (2, 3561610), (4, 1780805), (5, 1424644), (10, 712322), (13, 547940), (20, 356161), (26, 273970), (52, 136985), (65, 109588), (130, 54794), (260, 27397)]