120000560

素因数分解:

$2^4\times 5^1\times {\mathrm{1500007}}^1$

素因数の和:1500020

約数の個数: 20

約数和(自身を含む): 279001488

約数和(自身を除く): 159000928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1500007, 3000014, 6000028, 7500035, 12000056, 15000070, 24000112, 30000140, 60000280, 120000560]

約数ペア:

[(1, 120000560), (2, 60000280), (4, 30000140), (5, 24000112), (8, 15000070), (10, 12000056), (16, 7500035), (20, 6000028), (40, 3000014), (80, 1500007)]