26864180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{617}}^1$

素因数の和:944

約数の個数: 48

約数和(自身を含む): 64786176

約数和(自身を除く): 37921996

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 311, 617, 622, 1234, 1244, 1555, 2177, 2468, 3085, 3110, 4319, 4354, 6170, 6220, 8638, 8708, 10885, 12340, 17276, 21595, 21770, 43190, 43540, 86380, 191887, 383774, 767548, 959435, 1343209, 1918870, 2686418, 3837740, 5372836, 6716045, 13432090, 26864180]

約数ペア:

[(1, 26864180), (2, 13432090), (4, 6716045), (5, 5372836), (7, 3837740), (10, 2686418), (14, 1918870), (20, 1343209), (28, 959435), (35, 767548), (70, 383774), (140, 191887), (311, 86380), (617, 43540), (622, 43190), (1234, 21770), (1244, 21595), (1555, 17276), (2177, 12340), (2468, 10885), (3085, 8708), (3110, 8638), (4319, 6220), (4354, 6170)]