2500440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1$

素因数の和:392

約数の個数: 64

約数和(自身を含む): 7637760

約数和(自身を除く): 5137320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 67, 120, 134, 201, 268, 311, 335, 402, 536, 622, 670, 804, 933, 1005, 1244, 1340, 1555, 1608, 1866, 2010, 2488, 2680, 3110, 3732, 4020, 4665, 6220, 7464, 8040, 9330, 12440, 18660, 20837, 37320, 41674, 62511, 83348, 104185, 125022, 166696, 208370, 250044, 312555, 416740, 500088, 625110, 833480, 1250220, 2500440]

約数ペア:

[(1, 2500440), (2, 1250220), (3, 833480), (4, 625110), (5, 500088), (6, 416740), (8, 312555), (10, 250044), (12, 208370), (15, 166696), (20, 125022), (24, 104185), (30, 83348), (40, 62511), (60, 41674), (67, 37320), (120, 20837), (134, 18660), (201, 12440), (268, 9330), (311, 8040), (335, 7464), (402, 6220), (536, 4665), (622, 4020), (670, 3732), (804, 3110), (933, 2680), (1005, 2488), (1244, 2010), (1340, 1866), (1555, 1608)]