28498910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{509}}^2$

素因数の和:1036

約数の個数: 24

約数和(自身を含む): 56071656

約数和(自身を除く): 27572746

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 509, 1018, 2545, 5090, 5599, 11198, 27995, 55990, 259081, 518162, 1295405, 2590810, 2849891, 5699782, 14249455, 28498910]

約数ペア:

[(1, 28498910), (2, 14249455), (5, 5699782), (10, 2849891), (11, 2590810), (22, 1295405), (55, 518162), (110, 259081), (509, 55990), (1018, 27995), (2545, 11198), (5090, 5599)]