1654720

素因数分解:

$2^6\times 5^1\times {\mathrm{5171}}^1$

素因数の和:5188

約数の個数: 28

約数和(自身を含む): 3941064

約数和(自身を除く): 2286344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 5171, 10342, 20684, 25855, 41368, 51710, 82736, 103420, 165472, 206840, 330944, 413680, 827360, 1654720]

約数ペア:

[(1, 1654720), (2, 827360), (4, 413680), (5, 330944), (8, 206840), (10, 165472), (16, 103420), (20, 82736), (32, 51710), (40, 41368), (64, 25855), (80, 20684), (160, 10342), (320, 5171)]