1620970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{337}}^1$

素因数の和:394

約数の個数: 32

約数和(自身を含む): 3236688

約数和(自身を除く): 1615718

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 337, 370, 481, 674, 962, 1685, 2405, 3370, 4381, 4810, 8762, 12469, 21905, 24938, 43810, 62345, 124690, 162097, 324194, 810485, 1620970]

約数ペア:

[(1, 1620970), (2, 810485), (5, 324194), (10, 162097), (13, 124690), (26, 62345), (37, 43810), (65, 24938), (74, 21905), (130, 12469), (185, 8762), (337, 4810), (370, 4381), (481, 3370), (674, 2405), (962, 1685)]