71620390

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{311393}}^1$

素因数の和:311423

約数の個数: 16

約数和(自身を含む): 134522208

約数和(自身を除く): 62901818

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 311393, 622786, 1556965, 3113930, 7162039, 14324078, 35810195, 71620390]

約数ペア:

[(1, 71620390), (2, 35810195), (5, 14324078), (10, 7162039), (23, 3113930), (46, 1556965), (115, 622786), (230, 311393)]