16840540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{49531}}^1$

素因数の和:49557

約数の個数: 24

約数和(自身を含む): 37446192

約数和(自身を除く): 20605652

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 49531, 99062, 198124, 247655, 495310, 842027, 990620, 1684054, 3368108, 4210135, 8420270, 16840540]

約数ペア:

[(1, 16840540), (2, 8420270), (4, 4210135), (5, 3368108), (10, 1684054), (17, 990620), (20, 842027), (34, 495310), (68, 247655), (85, 198124), (170, 99062), (340, 49531)]