826619920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{719}}^1\times {\mathrm{2053}}^1$

素因数の和:2792

約数の個数: 80

約数和(自身を含む): 2200573440

約数和(自身を除く): 1373953520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 719, 1438, 2053, 2876, 3595, 4106, 5033, 5752, 7190, 8212, 10066, 10265, 11504, 14371, 14380, 16424, 20132, 20530, 25165, 28742, 28760, 32848, 40264, 41060, 50330, 57484, 57520, 71855, 80528, 82120, 100660, 114968, 143710, 164240, 201320, 229936, 287420, 402640, 574840, 1149680, 1476107, 2952214, 5904428, 7380535, 10332749, 11808856, 14761070, 20665498, 23617712, 29522140, 41330996, 51663745, 59044280, 82661992, 103327490, 118088560, 165323984, 206654980, 413309960, 826619920]

約数ペア:

[(1, 826619920), (2, 413309960), (4, 206654980), (5, 165323984), (7, 118088560), (8, 103327490), (10, 82661992), (14, 59044280), (16, 51663745), (20, 41330996), (28, 29522140), (35, 23617712), (40, 20665498), (56, 14761070), (70, 11808856), (80, 10332749), (112, 7380535), (140, 5904428), (280, 2952214), (560, 1476107), (719, 1149680), (1438, 574840), (2053, 402640), (2876, 287420), (3595, 229936), (4106, 201320), (5033, 164240), (5752, 143710), (7190, 114968), (8212, 100660), (10066, 82120), (10265, 80528), (11504, 71855), (14371, 57520), (14380, 57484), (16424, 50330), (20132, 41060), (20530, 40264), (25165, 32848), (28742, 28760)]