39800470

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1933}}^1$

素因数の和:2040

約数の個数: 32

約数和(自身を含む): 75193920

約数和(自身を除く): 35393450

約数列:

[1, 2, 5, 10, 29, 58, 71, 142, 145, 290, 355, 710, 1933, 2059, 3866, 4118, 9665, 10295, 19330, 20590, 56057, 112114, 137243, 274486, 280285, 560570, 686215, 1372430, 3980047, 7960094, 19900235, 39800470]

約数ペア:

[(1, 39800470), (2, 19900235), (5, 7960094), (10, 3980047), (29, 1372430), (58, 686215), (71, 560570), (142, 280285), (145, 274486), (290, 137243), (355, 112114), (710, 56057), (1933, 20590), (2059, 19330), (3866, 10295), (4118, 9665)]