64919620

素因数分解:

$2^2\times 5^1\times {\mathrm{599}}^1\times {\mathrm{5419}}^1$

素因数の和:6027

約数の個数: 24

約数和(自身を含む): 136584000

約数和(自身を除く): 71664380

約数列:

[1, 2, 4, 5, 10, 20, 599, 1198, 2396, 2995, 5419, 5990, 10838, 11980, 21676, 27095, 54190, 108380, 3245981, 6491962, 12983924, 16229905, 32459810, 64919620]

約数ペア:

[(1, 64919620), (2, 32459810), (4, 16229905), (5, 12983924), (10, 6491962), (20, 3245981), (599, 108380), (1198, 54190), (2396, 27095), (2995, 21676), (5419, 11980), (5990, 10838)]