20581140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{343019}}^1$

素因数の和:343031

約数の個数: 24

約数和(自身を含む): 57627360

約数和(自身を除く): 37046220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 343019, 686038, 1029057, 1372076, 1715095, 2058114, 3430190, 4116228, 5145285, 6860380, 10290570, 20581140]

約数ペア:

[(1, 20581140), (2, 10290570), (3, 6860380), (4, 5145285), (5, 4116228), (6, 3430190), (10, 2058114), (12, 1715095), (15, 1372076), (20, 1029057), (30, 686038), (60, 343019)]