72444980

素因数分解:

$2^2\times 5^1\times {\mathrm{1787}}^1\times {\mathrm{2027}}^1$

素因数の和:3823

約数の個数: 24

約数和(自身を含む): 152294688

約数和(自身を除く): 79849708

約数列:

[1, 2, 4, 5, 10, 20, 1787, 2027, 3574, 4054, 7148, 8108, 8935, 10135, 17870, 20270, 35740, 40540, 3622249, 7244498, 14488996, 18111245, 36222490, 72444980]

約数ペア:

[(1, 72444980), (2, 36222490), (4, 18111245), (5, 14488996), (10, 7244498), (20, 3622249), (1787, 40540), (2027, 35740), (3574, 20270), (4054, 17870), (7148, 10135), (8108, 8935)]