1118720

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:65

約数の個数: 80

約数和(自身を含む): 2946240

約数和(自身を除く): 1827520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 64, 76, 80, 92, 95, 115, 128, 152, 160, 184, 190, 230, 256, 304, 320, 368, 380, 437, 460, 512, 608, 640, 736, 760, 874, 920, 1216, 1280, 1472, 1520, 1748, 1840, 2185, 2432, 2560, 2944, 3040, 3496, 3680, 4370, 4864, 5888, 6080, 6992, 7360, 8740, 9728, 11776, 12160, 13984, 14720, 17480, 24320, 27968, 29440, 34960, 48640, 55936, 58880, 69920, 111872, 139840, 223744, 279680, 559360, 1118720]

約数ペア:

[(1, 1118720), (2, 559360), (4, 279680), (5, 223744), (8, 139840), (10, 111872), (16, 69920), (19, 58880), (20, 55936), (23, 48640), (32, 34960), (38, 29440), (40, 27968), (46, 24320), (64, 17480), (76, 14720), (80, 13984), (92, 12160), (95, 11776), (115, 9728), (128, 8740), (152, 7360), (160, 6992), (184, 6080), (190, 5888), (230, 4864), (256, 4370), (304, 3680), (320, 3496), (368, 3040), (380, 2944), (437, 2560), (460, 2432), (512, 2185), (608, 1840), (640, 1748), (736, 1520), (760, 1472), (874, 1280), (920, 1216)]