26790980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{78797}}^1$

素因数の和:78823

約数の個数: 24

約数和(自身を含む): 59571288

約数和(自身を除く): 32780308

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 78797, 157594, 315188, 393985, 787970, 1339549, 1575940, 2679098, 5358196, 6697745, 13395490, 26790980]

約数ペア:

[(1, 26790980), (2, 13395490), (4, 6697745), (5, 5358196), (10, 2679098), (17, 1575940), (20, 1339549), (34, 787970), (68, 393985), (85, 315188), (170, 157594), (340, 78797)]