200818540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{772379}}^1$

素因数の和:772401

約数の個数: 24

約数和(自身を含む): 454159440

約数和(自身を除く): 253340900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 772379, 1544758, 3089516, 3861895, 7723790, 10040927, 15447580, 20081854, 40163708, 50204635, 100409270, 200818540]

約数ペア:

[(1, 200818540), (2, 100409270), (4, 50204635), (5, 40163708), (10, 20081854), (13, 15447580), (20, 10040927), (26, 7723790), (52, 3861895), (65, 3089516), (130, 1544758), (260, 772379)]