80581980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1343033}}^1$

素因数の和:1343045

約数の個数: 24

約数和(自身を含む): 225629712

約数和(自身を除く): 145047732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1343033, 2686066, 4029099, 5372132, 6715165, 8058198, 13430330, 16116396, 20145495, 26860660, 40290990, 80581980]

約数ペア:

[(1, 80581980), (2, 40290990), (3, 26860660), (4, 20145495), (5, 16116396), (6, 13430330), (10, 8058198), (12, 6715165), (15, 5372132), (20, 4029099), (30, 2686066), (60, 1343033)]