3896840

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2633}}^1$

素因数の和:2681

約数の個数: 32

約数和(自身を含む): 9008280

約数和(自身を除く): 5111440

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 2633, 5266, 10532, 13165, 21064, 26330, 52660, 97421, 105320, 194842, 389684, 487105, 779368, 974210, 1948420, 3896840]

約数ペア:

[(1, 3896840), (2, 1948420), (4, 974210), (5, 779368), (8, 487105), (10, 389684), (20, 194842), (37, 105320), (40, 97421), (74, 52660), (148, 26330), (185, 21064), (296, 13165), (370, 10532), (740, 5266), (1480, 2633)]