2087457790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{2551}}^1$

素因数の和:2785

約数の個数: 64

約数和(自身を含む): 4220232192

約数和(自身を除く): 2132774402

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 173, 215, 346, 430, 473, 865, 946, 1730, 1903, 2365, 2551, 3806, 4730, 5102, 7439, 9515, 12755, 14878, 19030, 25510, 28061, 37195, 56122, 74390, 81829, 109693, 140305, 163658, 219386, 280610, 409145, 441323, 548465, 818290, 882646, 1096930, 1206623, 2206615, 2413246, 4413230, 4854553, 6033115, 9709106, 12066230, 18976889, 24272765, 37953778, 48545530, 94884445, 189768890, 208745779, 417491558, 1043728895, 2087457790]

約数ペア:

[(1, 2087457790), (2, 1043728895), (5, 417491558), (10, 208745779), (11, 189768890), (22, 94884445), (43, 48545530), (55, 37953778), (86, 24272765), (110, 18976889), (173, 12066230), (215, 9709106), (346, 6033115), (430, 4854553), (473, 4413230), (865, 2413246), (946, 2206615), (1730, 1206623), (1903, 1096930), (2365, 882646), (2551, 818290), (3806, 548465), (4730, 441323), (5102, 409145), (7439, 280610), (9515, 219386), (12755, 163658), (14878, 140305), (19030, 109693), (25510, 81829), (28061, 74390), (37195, 56122)]