2021770520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{6373}}^1$

素因数の和:6505

約数の個数: 128

約数和(自身を含む): 5727421440

約数和(自身を除く): 3705650920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 103, 110, 140, 154, 206, 220, 280, 308, 385, 412, 440, 515, 616, 721, 770, 824, 1030, 1133, 1442, 1540, 2060, 2266, 2884, 3080, 3605, 4120, 4532, 5665, 5768, 6373, 7210, 7931, 9064, 11330, 12746, 14420, 15862, 22660, 25492, 28840, 31724, 31865, 39655, 44611, 45320, 50984, 63448, 63730, 70103, 79310, 89222, 127460, 140206, 158620, 178444, 223055, 254920, 280412, 317240, 350515, 356888, 446110, 490721, 560824, 656419, 701030, 892220, 981442, 1312838, 1402060, 1784440, 1962884, 2453605, 2625676, 2804120, 3282095, 3925768, 4594933, 4907210, 5251352, 6564190, 7220609, 9189866, 9814420, 13128380, 14441218, 18379732, 19628840, 22974665, 26256760, 28882436, 36103045, 36759464, 45949330, 50544263, 57764872, 72206090, 91898660, 101088526, 144412180, 183797320, 202177052, 252721315, 288824360, 404354104, 505442630, 1010885260, 2021770520]

約数ペア:

[(1, 2021770520), (2, 1010885260), (4, 505442630), (5, 404354104), (7, 288824360), (8, 252721315), (10, 202177052), (11, 183797320), (14, 144412180), (20, 101088526), (22, 91898660), (28, 72206090), (35, 57764872), (40, 50544263), (44, 45949330), (55, 36759464), (56, 36103045), (70, 28882436), (77, 26256760), (88, 22974665), (103, 19628840), (110, 18379732), (140, 14441218), (154, 13128380), (206, 9814420), (220, 9189866), (280, 7220609), (308, 6564190), (385, 5251352), (412, 4907210), (440, 4594933), (515, 3925768), (616, 3282095), (721, 2804120), (770, 2625676), (824, 2453605), (1030, 1962884), (1133, 1784440), (1442, 1402060), (1540, 1312838), (2060, 981442), (2266, 892220), (2884, 701030), (3080, 656419), (3605, 560824), (4120, 490721), (4532, 446110), (5665, 356888), (5768, 350515), (6373, 317240), (7210, 280412), (7931, 254920), (9064, 223055), (11330, 178444), (12746, 158620), (14420, 140206), (15862, 127460), (22660, 89222), (25492, 79310), (28840, 70103), (31724, 63730), (31865, 63448), (39655, 50984), (44611, 45320)]