201557380

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{138053}}^1$

素因数の和:138135

約数の個数: 24

約数和(自身を含む): 429071832

約数和(自身を除く): 227514452

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 138053, 276106, 552212, 690265, 1380530, 2761060, 10077869, 20155738, 40311476, 50389345, 100778690, 201557380]

約数ペア:

[(1, 201557380), (2, 100778690), (4, 50389345), (5, 40311476), (10, 20155738), (20, 10077869), (73, 2761060), (146, 1380530), (292, 690265), (365, 552212), (730, 276106), (1460, 138053)]