70000001260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{500000009}}^1$

素因数の和:500000025

約数の個数: 24

約数和(自身を含む): 168000003360

約数和(自身を除く): 98000002100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 500000009, 1000000018, 2000000036, 2500000045, 3500000063, 5000000090, 7000000126, 10000000180, 14000000252, 17500000315, 35000000630, 70000001260]

約数ペア:

[(1, 70000001260), (2, 35000000630), (4, 17500000315), (5, 14000000252), (7, 10000000180), (10, 7000000126), (14, 5000000090), (20, 3500000063), (28, 2500000045), (35, 2000000036), (70, 1000000018), (140, 500000009)]