42123520

素因数分解:

$2^8\times 5^1\times {\mathrm{32909}}^1$

素因数の和:32930

約数の個数: 36

約数和(自身を含む): 100902060

約数和(自身を除く): 58778540

約数列:

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

約数ペア:

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