17887980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{27103}}^1$

素因数の和:27126

約数の個数: 48

約数和(自身を含む): 54641664

約数和(自身を除く): 36753684

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 27103, 54206, 81309, 108412, 135515, 162618, 271030, 298133, 325236, 406545, 542060, 596266, 813090, 894399, 1192532, 1490665, 1626180, 1788798, 2981330, 3577596, 4471995, 5962660, 8943990, 17887980]

約数ペア:

[(1, 17887980), (2, 8943990), (3, 5962660), (4, 4471995), (5, 3577596), (6, 2981330), (10, 1788798), (11, 1626180), (12, 1490665), (15, 1192532), (20, 894399), (22, 813090), (30, 596266), (33, 542060), (44, 406545), (55, 325236), (60, 298133), (66, 271030), (110, 162618), (132, 135515), (165, 108412), (220, 81309), (330, 54206), (660, 27103)]