84247040

素因数分解:

$2^9\times 5^1\times {\mathrm{32909}}^1$

素因数の和:32932

約数の個数: 40

約数和(自身を含む): 202001580

約数和(自身を除く): 117754540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 32909, 65818, 131636, 164545, 263272, 329090, 526544, 658180, 1053088, 1316360, 2106176, 2632720, 4212352, 5265440, 8424704, 10530880, 16849408, 21061760, 42123520, 84247040]

約数ペア:

[(1, 84247040), (2, 42123520), (4, 21061760), (5, 16849408), (8, 10530880), (10, 8424704), (16, 5265440), (20, 4212352), (32, 2632720), (40, 2106176), (64, 1316360), (80, 1053088), (128, 658180), (160, 526544), (256, 329090), (320, 263272), (512, 164545), (640, 131636), (1280, 65818), (2560, 32909)]