2800360

素因数分解:

$2^3\times 5^1\times {\mathrm{70009}}^1$

素因数の和:70020

約数の個数: 16

約数和(自身を含む): 6300900

約数和(自身を除く): 3500540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 70009, 140018, 280036, 350045, 560072, 700090, 1400180, 2800360]

約数ペア:

[(1, 2800360), (2, 1400180), (4, 700090), (5, 560072), (8, 350045), (10, 280036), (20, 140018), (40, 70009)]