11937920

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{811}}^1$

素因数の和:853

約数の個数: 64

約数和(自身を含む): 29816640

約数和(自身を除く): 17878720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 320, 368, 460, 640, 736, 811, 920, 1472, 1622, 1840, 2944, 3244, 3680, 4055, 6488, 7360, 8110, 12976, 14720, 16220, 18653, 25952, 32440, 37306, 51904, 64880, 74612, 93265, 103808, 129760, 149224, 186530, 259520, 298448, 373060, 519040, 596896, 746120, 1193792, 1492240, 2387584, 2984480, 5968960, 11937920]

約数ペア:

[(1, 11937920), (2, 5968960), (4, 2984480), (5, 2387584), (8, 1492240), (10, 1193792), (16, 746120), (20, 596896), (23, 519040), (32, 373060), (40, 298448), (46, 259520), (64, 186530), (80, 149224), (92, 129760), (115, 103808), (128, 93265), (160, 74612), (184, 64880), (230, 51904), (320, 37306), (368, 32440), (460, 25952), (640, 18653), (736, 16220), (811, 14720), (920, 12976), (1472, 8110), (1622, 7360), (1840, 6488), (2944, 4055), (3244, 3680)]