12964480

素因数分解:

$2^7\times 5^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:497

約数の個数: 64

約数和(自身を含む): 31726080

約数和(自身を除く): 18761600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 320, 376, 431, 470, 640, 752, 862, 940, 1504, 1724, 1880, 2155, 3008, 3448, 3760, 4310, 6016, 6896, 7520, 8620, 13792, 15040, 17240, 20257, 27584, 30080, 34480, 40514, 55168, 68960, 81028, 101285, 137920, 162056, 202570, 275840, 324112, 405140, 648224, 810280, 1296448, 1620560, 2592896, 3241120, 6482240, 12964480]

約数ペア:

[(1, 12964480), (2, 6482240), (4, 3241120), (5, 2592896), (8, 1620560), (10, 1296448), (16, 810280), (20, 648224), (32, 405140), (40, 324112), (47, 275840), (64, 202570), (80, 162056), (94, 137920), (128, 101285), (160, 81028), (188, 68960), (235, 55168), (320, 40514), (376, 34480), (431, 30080), (470, 27584), (640, 20257), (752, 17240), (862, 15040), (940, 13792), (1504, 8620), (1724, 7520), (1880, 6896), (2155, 6016), (3008, 4310), (3448, 3760)]