438540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{7309}}^1$

素因数の和:7321

約数の個数: 24

約数和(自身を含む): 1228080

約数和(自身を除く): 789540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 7309, 14618, 21927, 29236, 36545, 43854, 73090, 87708, 109635, 146180, 219270, 438540]

約数ペア:

[(1, 438540), (2, 219270), (3, 146180), (4, 109635), (5, 87708), (6, 73090), (10, 43854), (12, 36545), (15, 29236), (20, 21927), (30, 14618), (60, 7309)]