18400450

素因数分解:

$2^1\times 5^2\times {\mathrm{379}}^1\times {\mathrm{971}}^1$

素因数の和:1362

約数の個数: 24

約数和(自身を含む): 34350480

約数和(自身を除く): 15950030

約数列:

[1, 2, 5, 10, 25, 50, 379, 758, 971, 1895, 1942, 3790, 4855, 9475, 9710, 18950, 24275, 48550, 368009, 736018, 1840045, 3680090, 9200225, 18400450]

約数ペア:

[(1, 18400450), (2, 9200225), (5, 3680090), (10, 1840045), (25, 736018), (50, 368009), (379, 48550), (758, 24275), (971, 18950), (1895, 9710), (1942, 9475), (3790, 4855)]