61086980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{43019}}^1$

素因数の和:43099

約数の個数: 24

約数和(自身を含む): 130092480

約数和(自身を除く): 69005500

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 43019, 86038, 172076, 215095, 430190, 860380, 3054349, 6108698, 12217396, 15271745, 30543490, 61086980]

約数ペア:

[(1, 61086980), (2, 30543490), (4, 15271745), (5, 12217396), (10, 6108698), (20, 3054349), (71, 860380), (142, 430190), (284, 215095), (355, 172076), (710, 86038), (1420, 43019)]