6412840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{619}}^1$

素因数の和:674

約数の個数: 64

約数和(自身を含む): 16963200

約数和(自身を除く): 10550360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 619, 740, 1036, 1238, 1295, 1480, 2072, 2476, 2590, 3095, 4333, 4952, 5180, 6190, 8666, 10360, 12380, 17332, 21665, 22903, 24760, 34664, 43330, 45806, 86660, 91612, 114515, 160321, 173320, 183224, 229030, 320642, 458060, 641284, 801605, 916120, 1282568, 1603210, 3206420, 6412840]

約数ペア:

[(1, 6412840), (2, 3206420), (4, 1603210), (5, 1282568), (7, 916120), (8, 801605), (10, 641284), (14, 458060), (20, 320642), (28, 229030), (35, 183224), (37, 173320), (40, 160321), (56, 114515), (70, 91612), (74, 86660), (140, 45806), (148, 43330), (185, 34664), (259, 24760), (280, 22903), (296, 21665), (370, 17332), (518, 12380), (619, 10360), (740, 8666), (1036, 6190), (1238, 5180), (1295, 4952), (1480, 4333), (2072, 3095), (2476, 2590)]