380840

素因数分解:

$2^3\times 5^1\times {\mathrm{9521}}^1$

素因数の和:9532

約数の個数: 16

約数和(自身を含む): 856980

約数和(自身を除く): 476140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 9521, 19042, 38084, 47605, 76168, 95210, 190420, 380840]

約数ペア:

[(1, 380840), (2, 190420), (4, 95210), (5, 76168), (8, 47605), (10, 38084), (20, 19042), (40, 9521)]