30744020

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{11059}}^1$

素因数の和:11207

約数の個数: 24

約数和(自身を含む): 65032800

約数和(自身を除く): 34288780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 11059, 22118, 44236, 55295, 110590, 221180, 1537201, 3074402, 6148804, 7686005, 15372010, 30744020]

約数ペア:

[(1, 30744020), (2, 15372010), (4, 7686005), (5, 6148804), (10, 3074402), (20, 1537201), (139, 221180), (278, 110590), (556, 55295), (695, 44236), (1390, 22118), (2780, 11059)]