1924738640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{128659}}^1$

素因数の和:128700

約数の個数: 80

約数和(自身を含む): 5169044160

約数和(自身を除く): 3244305520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1360, 1496, 1870, 2992, 3740, 7480, 14960, 128659, 257318, 514636, 643295, 1029272, 1286590, 1415249, 2058544, 2187203, 2573180, 2830498, 4374406, 5146360, 5660996, 7076245, 8748812, 10292720, 10936015, 11321992, 14152490, 17497624, 21872030, 22643984, 24059233, 28304980, 34995248, 43744060, 48118466, 56609960, 87488120, 96236932, 113219920, 120296165, 174976240, 192473864, 240592330, 384947728, 481184660, 962369320, 1924738640]

約数ペア:

[(1, 1924738640), (2, 962369320), (4, 481184660), (5, 384947728), (8, 240592330), (10, 192473864), (11, 174976240), (16, 120296165), (17, 113219920), (20, 96236932), (22, 87488120), (34, 56609960), (40, 48118466), (44, 43744060), (55, 34995248), (68, 28304980), (80, 24059233), (85, 22643984), (88, 21872030), (110, 17497624), (136, 14152490), (170, 11321992), (176, 10936015), (187, 10292720), (220, 8748812), (272, 7076245), (340, 5660996), (374, 5146360), (440, 4374406), (680, 2830498), (748, 2573180), (880, 2187203), (935, 2058544), (1360, 1415249), (1496, 1286590), (1870, 1029272), (2992, 643295), (3740, 514636), (7480, 257318), (14960, 128659)]