16660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1$

素因数の和:40

約数の個数: 36

約数和(自身を含む): 43092

約数和(自身を除く): 26432

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1190, 1666, 2380, 3332, 4165, 8330, 16660]

約数ペア:

[(1, 16660), (2, 8330), (4, 4165), (5, 3332), (7, 2380), (10, 1666), (14, 1190), (17, 980), (20, 833), (28, 595), (34, 490), (35, 476), (49, 340), (68, 245), (70, 238), (85, 196), (98, 170), (119, 140)]