23998850

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{5393}}^1$

素因数の和:5494

約数の個数: 24

約数和(自身を含む): 45147780

約数和(自身を除く): 21148930

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 890, 2225, 4450, 5393, 10786, 26965, 53930, 134825, 269650, 479977, 959954, 2399885, 4799770, 11999425, 23998850]

約数ペア:

[(1, 23998850), (2, 11999425), (5, 4799770), (10, 2399885), (25, 959954), (50, 479977), (89, 269650), (178, 134825), (445, 53930), (890, 26965), (2225, 10786), (4450, 5393)]