20705570

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{523}}^1$

素因数の和:674

約数の個数: 32

約数和(自身を含む): 38708928

約数和(自身を除く): 18003358

約数列:

[1, 2, 5, 10, 37, 74, 107, 185, 214, 370, 523, 535, 1046, 1070, 2615, 3959, 5230, 7918, 19351, 19795, 38702, 39590, 55961, 96755, 111922, 193510, 279805, 559610, 2070557, 4141114, 10352785, 20705570]

約数ペア:

[(1, 20705570), (2, 10352785), (5, 4141114), (10, 2070557), (37, 559610), (74, 279805), (107, 193510), (185, 111922), (214, 96755), (370, 55961), (523, 39590), (535, 38702), (1046, 19795), (1070, 19351), (2615, 7918), (3959, 5230)]