69819620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{268537}}^1$

素因数の和:268559

約数の個数: 24

約数和(自身を含む): 157900344

約数和(自身を除く): 88080724

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 268537, 537074, 1074148, 1342685, 2685370, 3490981, 5370740, 6981962, 13963924, 17454905, 34909810, 69819620]

約数ペア:

[(1, 69819620), (2, 34909810), (4, 17454905), (5, 13963924), (10, 6981962), (13, 5370740), (20, 3490981), (26, 2685370), (52, 1342685), (65, 1074148), (130, 537074), (260, 268537)]