2765037520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1931}}^1\times {\mathrm{2557}}^1$

素因数の和:4508

約数の個数: 80

約数和(自身を含む): 7353779328

約数和(自身を除く): 4588741808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1931, 2557, 3862, 5114, 7724, 9655, 10228, 12785, 13517, 15448, 17899, 19310, 20456, 25570, 27034, 30896, 35798, 38620, 40912, 51140, 54068, 67585, 71596, 77240, 89495, 102280, 108136, 135170, 143192, 154480, 178990, 204560, 216272, 270340, 286384, 357980, 540680, 715960, 1081360, 1431920, 4937567, 9875134, 19750268, 24687835, 34562969, 39500536, 49375670, 69125938, 79001072, 98751340, 138251876, 172814845, 197502680, 276503752, 345629690, 395005360, 553007504, 691259380, 1382518760, 2765037520]

約数ペア:

[(1, 2765037520), (2, 1382518760), (4, 691259380), (5, 553007504), (7, 395005360), (8, 345629690), (10, 276503752), (14, 197502680), (16, 172814845), (20, 138251876), (28, 98751340), (35, 79001072), (40, 69125938), (56, 49375670), (70, 39500536), (80, 34562969), (112, 24687835), (140, 19750268), (280, 9875134), (560, 4937567), (1931, 1431920), (2557, 1081360), (3862, 715960), (5114, 540680), (7724, 357980), (9655, 286384), (10228, 270340), (12785, 216272), (13517, 204560), (15448, 178990), (17899, 154480), (19310, 143192), (20456, 135170), (25570, 108136), (27034, 102280), (30896, 89495), (35798, 77240), (38620, 71596), (40912, 67585), (51140, 54068)]