20275440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{84481}}^1$

素因数の和:84497

約数の個数: 40

約数和(自身を含む): 62854608

約数和(自身を除く): 42579168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 84481, 168962, 253443, 337924, 422405, 506886, 675848, 844810, 1013772, 1267215, 1351696, 1689620, 2027544, 2534430, 3379240, 4055088, 5068860, 6758480, 10137720, 20275440]

約数ペア:

[(1, 20275440), (2, 10137720), (3, 6758480), (4, 5068860), (5, 4055088), (6, 3379240), (8, 2534430), (10, 2027544), (12, 1689620), (15, 1351696), (16, 1267215), (20, 1013772), (24, 844810), (30, 675848), (40, 506886), (48, 422405), (60, 337924), (80, 253443), (120, 168962), (240, 84481)]