387020

素因数分解:

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

素因数の和:569

約数の個数: 24

約数和(自身を含む): 836304

約数和(自身を除く): 449284

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 523, 740, 1046, 2092, 2615, 5230, 10460, 19351, 38702, 77404, 96755, 193510, 387020]

約数ペア:

[(1, 387020), (2, 193510), (4, 96755), (5, 77404), (10, 38702), (20, 19351), (37, 10460), (74, 5230), (148, 2615), (185, 2092), (370, 1046), (523, 740)]