28004760

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11113}}^1$

素因数の和:11137

約数の個数: 96

約数和(自身を含む): 104027040

約数和(自身を除く): 76022280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 11113, 22226, 33339, 44452, 55565, 66678, 77791, 88904, 100017, 111130, 133356, 155582, 166695, 200034, 222260, 233373, 266712, 311164, 333390, 388955, 400068, 444520, 466746, 500085, 622328, 666780, 700119, 777910, 800136, 933492, 1000170, 1166865, 1333560, 1400238, 1555820, 1866984, 2000340, 2333730, 2800476, 3111640, 3500595, 4000680, 4667460, 5600952, 7001190, 9334920, 14002380, 28004760]

約数ペア:

[(1, 28004760), (2, 14002380), (3, 9334920), (4, 7001190), (5, 5600952), (6, 4667460), (7, 4000680), (8, 3500595), (9, 3111640), (10, 2800476), (12, 2333730), (14, 2000340), (15, 1866984), (18, 1555820), (20, 1400238), (21, 1333560), (24, 1166865), (28, 1000170), (30, 933492), (35, 800136), (36, 777910), (40, 700119), (42, 666780), (45, 622328), (56, 500085), (60, 466746), (63, 444520), (70, 400068), (72, 388955), (84, 333390), (90, 311164), (105, 266712), (120, 233373), (126, 222260), (140, 200034), (168, 166695), (180, 155582), (210, 133356), (252, 111130), (280, 100017), (315, 88904), (360, 77791), (420, 66678), (504, 55565), (630, 44452), (840, 33339), (1260, 22226), (2520, 11113)]