26216680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{859}}^1$

素因数の和:986

約数の個数: 64

約数和(自身を含む): 68112000

約数和(自身を除く): 41895320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 109, 140, 218, 280, 436, 545, 763, 859, 872, 1090, 1526, 1718, 2180, 3052, 3436, 3815, 4295, 4360, 6013, 6104, 6872, 7630, 8590, 12026, 15260, 17180, 24052, 30065, 30520, 34360, 48104, 60130, 93631, 120260, 187262, 240520, 374524, 468155, 655417, 749048, 936310, 1310834, 1872620, 2621668, 3277085, 3745240, 5243336, 6554170, 13108340, 26216680]

約数ペア:

[(1, 26216680), (2, 13108340), (4, 6554170), (5, 5243336), (7, 3745240), (8, 3277085), (10, 2621668), (14, 1872620), (20, 1310834), (28, 936310), (35, 749048), (40, 655417), (56, 468155), (70, 374524), (109, 240520), (140, 187262), (218, 120260), (280, 93631), (436, 60130), (545, 48104), (763, 34360), (859, 30520), (872, 30065), (1090, 24052), (1526, 17180), (1718, 15260), (2180, 12026), (3052, 8590), (3436, 7630), (3815, 6872), (4295, 6104), (4360, 6013)]