28889650

素因数分解:

$2^1\times 5^2\times {\mathrm{223}}^1\times {\mathrm{2591}}^1$

素因数の和:2826

約数の個数: 24

約数和(自身を含む): 53996544

約数和(自身を除く): 25106894

約数列:

[1, 2, 5, 10, 25, 50, 223, 446, 1115, 2230, 2591, 5182, 5575, 11150, 12955, 25910, 64775, 129550, 577793, 1155586, 2888965, 5777930, 14444825, 28889650]

約数ペア:

[(1, 28889650), (2, 14444825), (5, 5777930), (10, 2888965), (25, 1155586), (50, 577793), (223, 129550), (446, 64775), (1115, 25910), (2230, 12955), (2591, 11150), (5182, 5575)]