2133280

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:281

約数の個数: 48

約数和(自身を含む): 5140800

約数和(自身を除く): 3007520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 134, 160, 199, 268, 335, 398, 536, 670, 796, 995, 1072, 1340, 1592, 1990, 2144, 2680, 3184, 3980, 5360, 6368, 7960, 10720, 13333, 15920, 26666, 31840, 53332, 66665, 106664, 133330, 213328, 266660, 426656, 533320, 1066640, 2133280]

約数ペア:

[(1, 2133280), (2, 1066640), (4, 533320), (5, 426656), (8, 266660), (10, 213328), (16, 133330), (20, 106664), (32, 66665), (40, 53332), (67, 31840), (80, 26666), (134, 15920), (160, 13333), (199, 10720), (268, 7960), (335, 6368), (398, 5360), (536, 3980), (670, 3184), (796, 2680), (995, 2144), (1072, 1990), (1340, 1592)]