63945220

素因数分解:

$2^2\times 5^1\times {\mathrm{701}}^1\times {\mathrm{4561}}^1$

素因数の和:5271

約数の個数: 24

約数和(自身を含む): 134506008

約数和(自身を除く): 70560788

約数列:

[1, 2, 4, 5, 10, 20, 701, 1402, 2804, 3505, 4561, 7010, 9122, 14020, 18244, 22805, 45610, 91220, 3197261, 6394522, 12789044, 15986305, 31972610, 63945220]

約数ペア:

[(1, 63945220), (2, 31972610), (4, 15986305), (5, 12789044), (10, 6394522), (20, 3197261), (701, 91220), (1402, 45610), (2804, 22805), (3505, 18244), (4561, 14020), (7010, 9122)]