137642020

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{96931}}^1$

素因数の和:97011

約数の個数: 24

約数和(自身を含む): 293122368

約数和(自身を除く): 155480348

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 96931, 193862, 387724, 484655, 969310, 1938620, 6882101, 13764202, 27528404, 34410505, 68821010, 137642020]

約数ペア:

[(1, 137642020), (2, 68821010), (4, 34410505), (5, 27528404), (10, 13764202), (20, 6882101), (71, 1938620), (142, 969310), (284, 484655), (355, 387724), (710, 193862), (1420, 96931)]