18854080

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1$

素因数の和:486

約数の個数: 112

約数和(自身を含む): 54132480

約数和(自身を除く): 35278400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 380, 443, 448, 532, 560, 608, 665, 760, 886, 1064, 1120, 1216, 1330, 1520, 1772, 2128, 2215, 2240, 2660, 3040, 3101, 3544, 4256, 4430, 5320, 6080, 6202, 7088, 8417, 8512, 8860, 10640, 12404, 14176, 15505, 16834, 17720, 21280, 24808, 28352, 31010, 33668, 35440, 42085, 42560, 49616, 58919, 62020, 67336, 70880, 84170, 99232, 117838, 124040, 134672, 141760, 168340, 198464, 235676, 248080, 269344, 294595, 336680, 471352, 496160, 538688, 589190, 673360, 942704, 992320, 1178380, 1346720, 1885408, 2356760, 2693440, 3770816, 4713520, 9427040, 18854080]

約数ペア:

[(1, 18854080), (2, 9427040), (4, 4713520), (5, 3770816), (7, 2693440), (8, 2356760), (10, 1885408), (14, 1346720), (16, 1178380), (19, 992320), (20, 942704), (28, 673360), (32, 589190), (35, 538688), (38, 496160), (40, 471352), (56, 336680), (64, 294595), (70, 269344), (76, 248080), (80, 235676), (95, 198464), (112, 168340), (133, 141760), (140, 134672), (152, 124040), (160, 117838), (190, 99232), (224, 84170), (266, 70880), (280, 67336), (304, 62020), (320, 58919), (380, 49616), (443, 42560), (448, 42085), (532, 35440), (560, 33668), (608, 31010), (665, 28352), (760, 24808), (886, 21280), (1064, 17720), (1120, 16834), (1216, 15505), (1330, 14176), (1520, 12404), (1772, 10640), (2128, 8860), (2215, 8512), (2240, 8417), (2660, 7088), (3040, 6202), (3101, 6080), (3544, 5320), (4256, 4430)]