2018768240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{839}}^1\times {\mathrm{1583}}^1$

素因数の和:2454

約数の個数: 80

約数和(自身を含む): 4949683200

約数和(自身を除く): 2930914960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 839, 1520, 1583, 1678, 3166, 3356, 4195, 6332, 6712, 7915, 8390, 12664, 13424, 15830, 15941, 16780, 25328, 30077, 31660, 31882, 33560, 60154, 63320, 63764, 67120, 79705, 120308, 126640, 127528, 150385, 159410, 240616, 255056, 300770, 318820, 481232, 601540, 637640, 1203080, 1275280, 1328137, 2406160, 2656274, 5312548, 6640685, 10625096, 13281370, 21250192, 25234603, 26562740, 50469206, 53125480, 100938412, 106250960, 126173015, 201876824, 252346030, 403753648, 504692060, 1009384120, 2018768240]

約数ペア:

[(1, 2018768240), (2, 1009384120), (4, 504692060), (5, 403753648), (8, 252346030), (10, 201876824), (16, 126173015), (19, 106250960), (20, 100938412), (38, 53125480), (40, 50469206), (76, 26562740), (80, 25234603), (95, 21250192), (152, 13281370), (190, 10625096), (304, 6640685), (380, 5312548), (760, 2656274), (839, 2406160), (1520, 1328137), (1583, 1275280), (1678, 1203080), (3166, 637640), (3356, 601540), (4195, 481232), (6332, 318820), (6712, 300770), (7915, 255056), (8390, 240616), (12664, 159410), (13424, 150385), (15830, 127528), (15941, 126640), (16780, 120308), (25328, 79705), (30077, 67120), (31660, 63764), (31882, 63320), (33560, 60154)]