8644480

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1039}}^1$

素因数の和:1071

約数の個数: 64

約数和(自身を含む): 22276800

約数和(自身を除く): 13632320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1039, 1040, 1664, 2078, 2080, 4156, 4160, 5195, 8312, 8320, 10390, 13507, 16624, 20780, 27014, 33248, 41560, 54028, 66496, 67535, 83120, 108056, 132992, 135070, 166240, 216112, 270140, 332480, 432224, 540280, 664960, 864448, 1080560, 1728896, 2161120, 4322240, 8644480]

約数ペア:

[(1, 8644480), (2, 4322240), (4, 2161120), (5, 1728896), (8, 1080560), (10, 864448), (13, 664960), (16, 540280), (20, 432224), (26, 332480), (32, 270140), (40, 216112), (52, 166240), (64, 135070), (65, 132992), (80, 108056), (104, 83120), (128, 67535), (130, 66496), (160, 54028), (208, 41560), (260, 33248), (320, 27014), (416, 20780), (520, 16624), (640, 13507), (832, 10390), (1039, 8320), (1040, 8312), (1664, 5195), (2078, 4160), (2080, 4156)]