16811680

素因数分解:

$2^5\times 5^1\times {\mathrm{179}}^1\times {\mathrm{587}}^1$

素因数の和:781

約数の個数: 48

約数和(自身を含む): 40007520

約数和(自身を除く): 23195840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 179, 358, 587, 716, 895, 1174, 1432, 1790, 2348, 2864, 2935, 3580, 4696, 5728, 5870, 7160, 9392, 11740, 14320, 18784, 23480, 28640, 46960, 93920, 105073, 210146, 420292, 525365, 840584, 1050730, 1681168, 2101460, 3362336, 4202920, 8405840, 16811680]

約数ペア:

[(1, 16811680), (2, 8405840), (4, 4202920), (5, 3362336), (8, 2101460), (10, 1681168), (16, 1050730), (20, 840584), (32, 525365), (40, 420292), (80, 210146), (160, 105073), (179, 93920), (358, 46960), (587, 28640), (716, 23480), (895, 18784), (1174, 14320), (1432, 11740), (1790, 9392), (2348, 7160), (2864, 5870), (2935, 5728), (3580, 4696)]