40807660

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{19069}}^1$

素因数の和:19185

約数の個数: 24

約数和(自身を含む): 86501520

約数和(自身を除く): 45693860

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 19069, 38138, 76276, 95345, 190690, 381380, 2040383, 4080766, 8161532, 10201915, 20403830, 40807660]

約数ペア:

[(1, 40807660), (2, 20403830), (4, 10201915), (5, 8161532), (10, 4080766), (20, 2040383), (107, 381380), (214, 190690), (428, 95345), (535, 76276), (1070, 38138), (2140, 19069)]