8400540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{140009}}^1$

素因数の和:140021

約数の個数: 24

約数和(自身を含む): 23521680

約数和(自身を除く): 15121140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 140009, 280018, 420027, 560036, 700045, 840054, 1400090, 1680108, 2100135, 2800180, 4200270, 8400540]

約数ペア:

[(1, 8400540), (2, 4200270), (3, 2800180), (4, 2100135), (5, 1680108), (6, 1400090), (10, 840054), (12, 700045), (15, 560036), (20, 420027), (30, 280018), (60, 140009)]