70220360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{250787}}^1$

素因数の和:250805

約数の個数: 32

約数和(自身を含む): 180567360

約数和(自身を除く): 110347000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 250787, 501574, 1003148, 1253935, 1755509, 2006296, 2507870, 3511018, 5015740, 7022036, 8777545, 10031480, 14044072, 17555090, 35110180, 70220360]

約数ペア:

[(1, 70220360), (2, 35110180), (4, 17555090), (5, 14044072), (7, 10031480), (8, 8777545), (10, 7022036), (14, 5015740), (20, 3511018), (28, 2507870), (35, 2006296), (40, 1755509), (56, 1253935), (70, 1003148), (140, 501574), (280, 250787)]