20403291230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{577}}^1\times {\mathrm{505157}}^1$

素因数の和:505748

約数の個数: 32

約数和(自身を含む): 42045310656

約数和(自身を除く): 21642019426

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 577, 1154, 2885, 4039, 5770, 8078, 20195, 40390, 505157, 1010314, 2525785, 3536099, 5051570, 7072198, 17680495, 35360990, 291475589, 582951178, 1457377945, 2040329123, 2914755890, 4080658246, 10201645615, 20403291230]

約数ペア:

[(1, 20403291230), (2, 10201645615), (5, 4080658246), (7, 2914755890), (10, 2040329123), (14, 1457377945), (35, 582951178), (70, 291475589), (577, 35360990), (1154, 17680495), (2885, 7072198), (4039, 5051570), (5770, 3536099), (8078, 2525785), (20195, 1010314), (40390, 505157)]