20795610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:144

約数の個数: 128

約数和(自身を含む): 58786560

約数和(自身を除く): 37990950

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 29, 30, 33, 41, 53, 55, 58, 66, 82, 87, 106, 110, 123, 145, 159, 165, 174, 205, 246, 265, 290, 318, 319, 330, 410, 435, 451, 530, 583, 615, 638, 795, 870, 902, 957, 1166, 1189, 1230, 1353, 1537, 1590, 1595, 1749, 1914, 2173, 2255, 2378, 2706, 2915, 3074, 3190, 3498, 3567, 4346, 4510, 4611, 4785, 5830, 5945, 6519, 6765, 7134, 7685, 8745, 9222, 9570, 10865, 11890, 13038, 13079, 13530, 15370, 16907, 17490, 17835, 21730, 23055, 23903, 26158, 32595, 33814, 35670, 39237, 46110, 47806, 50721, 63017, 65190, 65395, 71709, 78474, 84535, 101442, 119515, 126034, 130790, 143418, 169070, 189051, 196185, 239030, 253605, 315085, 358545, 378102, 392370, 507210, 630170, 693187, 717090, 945255, 1386374, 1890510, 2079561, 3465935, 4159122, 6931870, 10397805, 20795610]

約数ペア:

[(1, 20795610), (2, 10397805), (3, 6931870), (5, 4159122), (6, 3465935), (10, 2079561), (11, 1890510), (15, 1386374), (22, 945255), (29, 717090), (30, 693187), (33, 630170), (41, 507210), (53, 392370), (55, 378102), (58, 358545), (66, 315085), (82, 253605), (87, 239030), (106, 196185), (110, 189051), (123, 169070), (145, 143418), (159, 130790), (165, 126034), (174, 119515), (205, 101442), (246, 84535), (265, 78474), (290, 71709), (318, 65395), (319, 65190), (330, 63017), (410, 50721), (435, 47806), (451, 46110), (530, 39237), (583, 35670), (615, 33814), (638, 32595), (795, 26158), (870, 23903), (902, 23055), (957, 21730), (1166, 17835), (1189, 17490), (1230, 16907), (1353, 15370), (1537, 13530), (1590, 13079), (1595, 13038), (1749, 11890), (1914, 10865), (2173, 9570), (2255, 9222), (2378, 8745), (2706, 7685), (2915, 7134), (3074, 6765), (3190, 6519), (3498, 5945), (3567, 5830), (4346, 4785), (4510, 4611)]