1408900450

素因数分解:

$2^1\times 5^2\times {\mathrm{28178009}}^1$

素因数の和:28178021

約数の個数: 12

約数和(自身を含む): 2620554930

約数和(自身を除く): 1211654480

約数列:

[1, 2, 5, 10, 25, 50, 28178009, 56356018, 140890045, 281780090, 704450225, 1408900450]

約数ペア:

[(1, 1408900450), (2, 704450225), (5, 281780090), (10, 140890045), (25, 56356018), (50, 28178009)]