20119786670

素因数分解:

$2^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{479}}^1\times {\mathrm{15971}}^1$

素因数の和:16720

約数の個数: 32

約数和(自身を含む): 36431493120

約数和(自身を除く): 16311706450

約数列:

[1, 2, 5, 10, 263, 479, 526, 958, 1315, 2395, 2630, 4790, 15971, 31942, 79855, 125977, 159710, 251954, 629885, 1259770, 4200373, 7650109, 8400746, 15300218, 21001865, 38250545, 42003730, 76501090, 2011978667, 4023957334, 10059893335, 20119786670]

約数ペア:

[(1, 20119786670), (2, 10059893335), (5, 4023957334), (10, 2011978667), (263, 76501090), (479, 42003730), (526, 38250545), (958, 21001865), (1315, 15300218), (2395, 8400746), (2630, 7650109), (4790, 4200373), (15971, 1259770), (31942, 629885), (79855, 251954), (125977, 159710)]