72090620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{514933}}^1$

素因数の和:514949

約数の個数: 24

約数和(自身を含む): 173017824

約数和(自身を除く): 100927204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 514933, 1029866, 2059732, 2574665, 3604531, 5149330, 7209062, 10298660, 14418124, 18022655, 36045310, 72090620]

約数ペア:

[(1, 72090620), (2, 36045310), (4, 18022655), (5, 14418124), (7, 10298660), (10, 7209062), (14, 5149330), (20, 3604531), (28, 2574665), (35, 2059732), (70, 1029866), (140, 514933)]