10278220

素因数分解:

$2^2\times 5^1\times {\mathrm{653}}^1\times {\mathrm{787}}^1$

素因数の和:1449

約数の個数: 24

約数和(自身を含む): 21644784

約数和(自身を除く): 11366564

約数列:

[1, 2, 4, 5, 10, 20, 653, 787, 1306, 1574, 2612, 3148, 3265, 3935, 6530, 7870, 13060, 15740, 513911, 1027822, 2055644, 2569555, 5139110, 10278220]

約数ペア:

[(1, 10278220), (2, 5139110), (4, 2569555), (5, 2055644), (10, 1027822), (20, 513911), (653, 15740), (787, 13060), (1306, 7870), (1574, 6530), (2612, 3935), (3148, 3265)]