27657580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{1439}}^1$

素因数の和:1510

約数の個数: 36

約数和(自身を含む): 60056640

約数和(自身を除く): 32399060

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 961, 1439, 1922, 2878, 3844, 4805, 5756, 7195, 9610, 14390, 19220, 28780, 44609, 89218, 178436, 223045, 446090, 892180, 1382879, 2765758, 5531516, 6914395, 13828790, 27657580]

約数ペア:

[(1, 27657580), (2, 13828790), (4, 6914395), (5, 5531516), (10, 2765758), (20, 1382879), (31, 892180), (62, 446090), (124, 223045), (155, 178436), (310, 89218), (620, 44609), (961, 28780), (1439, 19220), (1922, 14390), (2878, 9610), (3844, 7195), (4805, 5756)]