202181240

素因数分解:

$2^3\times 5^1\times {\mathrm{5054531}}^1$

素因数の和:5054542

約数の個数: 16

約数和(自身を含む): 454907880

約数和(自身を除く): 252726640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5054531, 10109062, 20218124, 25272655, 40436248, 50545310, 101090620, 202181240]

約数ペア:

[(1, 202181240), (2, 101090620), (4, 50545310), (5, 40436248), (8, 25272655), (10, 20218124), (20, 10109062), (40, 5054531)]