213405260

素因数分解:

$2^2\times 5^1\times {\mathrm{3083}}^1\times {\mathrm{3461}}^1$

素因数の和:6553

約数の個数: 24

約数和(自身を含む): 448425936

約数和(自身を除く): 235020676

約数列:

[1, 2, 4, 5, 10, 20, 3083, 3461, 6166, 6922, 12332, 13844, 15415, 17305, 30830, 34610, 61660, 69220, 10670263, 21340526, 42681052, 53351315, 106702630, 213405260]

約数ペア:

[(1, 213405260), (2, 106702630), (4, 53351315), (5, 42681052), (10, 21340526), (20, 10670263), (3083, 69220), (3461, 61660), (6166, 34610), (6922, 30830), (12332, 17305), (13844, 15415)]