200872040

素因数分解:

$2^3\times 5^1\times {\mathrm{5021801}}^1$

素因数の和:5021812

約数の個数: 16

約数和(自身を含む): 451962180

約数和(自身を除く): 251090140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5021801, 10043602, 20087204, 25109005, 40174408, 50218010, 100436020, 200872040]

約数ペア:

[(1, 200872040), (2, 100436020), (4, 50218010), (5, 40174408), (8, 25109005), (10, 20087204), (20, 10043602), (40, 5021801)]