12840540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{214009}}^1$

素因数の和:214021

約数の個数: 24

約数和(自身を含む): 35953680

約数和(自身を除く): 23113140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 214009, 428018, 642027, 856036, 1070045, 1284054, 2140090, 2568108, 3210135, 4280180, 6420270, 12840540]

約数ペア:

[(1, 12840540), (2, 6420270), (3, 4280180), (4, 3210135), (5, 2568108), (6, 2140090), (10, 1284054), (12, 1070045), (15, 856036), (20, 642027), (30, 428018), (60, 214009)]