40988240

素因数分解:

$2^4\times 5^1\times {\mathrm{512353}}^1$

素因数の和:512366

約数の個数: 20

約数和(自身を含む): 95297844

約数和(自身を除く): 54309604

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 512353, 1024706, 2049412, 2561765, 4098824, 5123530, 8197648, 10247060, 20494120, 40988240]

約数ペア:

[(1, 40988240), (2, 20494120), (4, 10247060), (5, 8197648), (8, 5123530), (10, 4098824), (16, 2561765), (20, 2049412), (40, 1024706), (80, 512353)]