2551440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{10631}}^1$

素因数の和:10647

約数の個数: 40

約数和(自身を含む): 7910208

約数和(自身を除く): 5358768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 10631, 21262, 31893, 42524, 53155, 63786, 85048, 106310, 127572, 159465, 170096, 212620, 255144, 318930, 425240, 510288, 637860, 850480, 1275720, 2551440]

約数ペア:

[(1, 2551440), (2, 1275720), (3, 850480), (4, 637860), (5, 510288), (6, 425240), (8, 318930), (10, 255144), (12, 212620), (15, 170096), (16, 159465), (20, 127572), (24, 106310), (30, 85048), (40, 63786), (48, 53155), (60, 42524), (80, 31893), (120, 21262), (240, 10631)]