70210280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{250751}}^1$

素因数の和:250769

約数の個数: 32

約数和(自身を含む): 180541440

約数和(自身を除く): 110331160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 250751, 501502, 1003004, 1253755, 1755257, 2006008, 2507510, 3510514, 5015020, 7021028, 8776285, 10030040, 14042056, 17552570, 35105140, 70210280]

約数ペア:

[(1, 70210280), (2, 35105140), (4, 17552570), (5, 14042056), (7, 10030040), (8, 8776285), (10, 7021028), (14, 5015020), (20, 3510514), (28, 2507510), (35, 2006008), (40, 1755257), (56, 1253755), (70, 1003004), (140, 501502), (280, 250751)]