24920890

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{28001}}^1$

素因数の和:28097

約数の個数: 16

約数和(自身を含む): 45363240

約数和(自身を除く): 20442350

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 28001, 56002, 140005, 280010, 2492089, 4984178, 12460445, 24920890]

約数ペア:

[(1, 24920890), (2, 12460445), (5, 4984178), (10, 2492089), (89, 280010), (178, 140005), (445, 56002), (890, 28001)]