12398580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{68881}}^1$

素因数の和:68896

約数の個数: 36

約数和(自身を含む): 37609572

約数和(自身を除く): 25210992

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 68881, 137762, 206643, 275524, 344405, 413286, 619929, 688810, 826572, 1033215, 1239858, 1377620, 2066430, 2479716, 3099645, 4132860, 6199290, 12398580]

約数ペア:

[(1, 12398580), (2, 6199290), (3, 4132860), (4, 3099645), (5, 2479716), (6, 2066430), (9, 1377620), (10, 1239858), (12, 1033215), (15, 826572), (18, 688810), (20, 619929), (30, 413286), (36, 344405), (45, 275524), (60, 206643), (90, 137762), (180, 68881)]