26576620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{577}}^1$

素因数の和:647

約数の個数: 72

約数和(自身を含む): 66419136

約数和(自身を除く): 39842516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 49, 70, 94, 98, 140, 188, 196, 235, 245, 329, 470, 490, 577, 658, 940, 980, 1154, 1316, 1645, 2303, 2308, 2885, 3290, 4039, 4606, 5770, 6580, 8078, 9212, 11515, 11540, 16156, 20195, 23030, 27119, 28273, 40390, 46060, 54238, 56546, 80780, 108476, 113092, 135595, 141365, 189833, 271190, 282730, 379666, 542380, 565460, 759332, 949165, 1328831, 1898330, 2657662, 3796660, 5315324, 6644155, 13288310, 26576620]

約数ペア:

[(1, 26576620), (2, 13288310), (4, 6644155), (5, 5315324), (7, 3796660), (10, 2657662), (14, 1898330), (20, 1328831), (28, 949165), (35, 759332), (47, 565460), (49, 542380), (70, 379666), (94, 282730), (98, 271190), (140, 189833), (188, 141365), (196, 135595), (235, 113092), (245, 108476), (329, 80780), (470, 56546), (490, 54238), (577, 46060), (658, 40390), (940, 28273), (980, 27119), (1154, 23030), (1316, 20195), (1645, 16156), (2303, 11540), (2308, 11515), (2885, 9212), (3290, 8078), (4039, 6580), (4606, 5770)]