7889920

素因数分解:

$2^{10}\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:115

約数の個数: 88

約数和(自身を含む): 20044224

約数和(自身を除く): 12154304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 67, 80, 92, 115, 128, 134, 160, 184, 230, 256, 268, 320, 335, 368, 460, 512, 536, 640, 670, 736, 920, 1024, 1072, 1280, 1340, 1472, 1541, 1840, 2144, 2560, 2680, 2944, 3082, 3680, 4288, 5120, 5360, 5888, 6164, 7360, 7705, 8576, 10720, 11776, 12328, 14720, 15410, 17152, 21440, 23552, 24656, 29440, 30820, 34304, 42880, 49312, 58880, 61640, 68608, 85760, 98624, 117760, 123280, 171520, 197248, 246560, 343040, 394496, 493120, 788992, 986240, 1577984, 1972480, 3944960, 7889920]

約数ペア:

[(1, 7889920), (2, 3944960), (4, 1972480), (5, 1577984), (8, 986240), (10, 788992), (16, 493120), (20, 394496), (23, 343040), (32, 246560), (40, 197248), (46, 171520), (64, 123280), (67, 117760), (80, 98624), (92, 85760), (115, 68608), (128, 61640), (134, 58880), (160, 49312), (184, 42880), (230, 34304), (256, 30820), (268, 29440), (320, 24656), (335, 23552), (368, 21440), (460, 17152), (512, 15410), (536, 14720), (640, 12328), (670, 11776), (736, 10720), (920, 8576), (1024, 7705), (1072, 7360), (1280, 6164), (1340, 5888), (1472, 5360), (1541, 5120), (1840, 4288), (2144, 3680), (2560, 3082), (2680, 2944)]