200958640

素因数分解:

$2^4\times 5^1\times {\mathrm{2511983}}^1$

素因数の和:2511996

約数の個数: 20

約数和(自身を含む): 467229024

約数和(自身を除く): 266270384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2511983, 5023966, 10047932, 12559915, 20095864, 25119830, 40191728, 50239660, 100479320, 200958640]

約数ペア:

[(1, 200958640), (2, 100479320), (4, 50239660), (5, 40191728), (8, 25119830), (10, 20095864), (16, 12559915), (20, 10047932), (40, 5023966), (80, 2511983)]