142401980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1017157}}^1$

素因数の和:1017173

約数の個数: 24

約数和(自身を含む): 341765088

約数和(自身を除く): 199363108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1017157, 2034314, 4068628, 5085785, 7120099, 10171570, 14240198, 20343140, 28480396, 35600495, 71200990, 142401980]

約数ペア:

[(1, 142401980), (2, 71200990), (4, 35600495), (5, 28480396), (7, 20343140), (10, 14240198), (14, 10171570), (20, 7120099), (28, 5085785), (35, 4068628), (70, 2034314), (140, 1017157)]