2019960790

素因数分解:

$2^1\times 5^1\times {\mathrm{3259}}^1\times {\mathrm{61981}}^1$

素因数の和:65247

約数の個数: 16

約数和(自身を含む): 3637103760

約数和(自身を除く): 1617142970

約数列:

[1, 2, 5, 10, 3259, 6518, 16295, 32590, 61981, 123962, 309905, 619810, 201996079, 403992158, 1009980395, 2019960790]

約数ペア:

[(1, 2019960790), (2, 1009980395), (5, 403992158), (10, 201996079), (3259, 619810), (6518, 309905), (16295, 123962), (32590, 61981)]