2045409560

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{293}}^1\times {\mathrm{877}}^1$

素因数の和:1380

約数の個数: 64

約数和(自身を含む): 4646376000

約数和(自身を除く): 2600966440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 293, 398, 586, 796, 877, 995, 1172, 1465, 1592, 1754, 1990, 2344, 2930, 3508, 3980, 4385, 5860, 7016, 7960, 8770, 11720, 17540, 35080, 58307, 116614, 174523, 233228, 256961, 291535, 349046, 466456, 513922, 583070, 698092, 872615, 1027844, 1166140, 1284805, 1396184, 1745230, 2055688, 2332280, 2569610, 3490460, 5139220, 6980920, 10278440, 51135239, 102270478, 204540956, 255676195, 409081912, 511352390, 1022704780, 2045409560]

約数ペア:

[(1, 2045409560), (2, 1022704780), (4, 511352390), (5, 409081912), (8, 255676195), (10, 204540956), (20, 102270478), (40, 51135239), (199, 10278440), (293, 6980920), (398, 5139220), (586, 3490460), (796, 2569610), (877, 2332280), (995, 2055688), (1172, 1745230), (1465, 1396184), (1592, 1284805), (1754, 1166140), (1990, 1027844), (2344, 872615), (2930, 698092), (3508, 583070), (3980, 513922), (4385, 466456), (5860, 349046), (7016, 291535), (7960, 256961), (8770, 233228), (11720, 174523), (17540, 116614), (35080, 58307)]