5212160

素因数分解:

$2^{11}\times 5^1\times {\mathrm{509}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 12530700

約数和(自身を除く): 7318540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 509, 512, 640, 1018, 1024, 1280, 2036, 2048, 2545, 2560, 4072, 5090, 5120, 8144, 10180, 10240, 16288, 20360, 32576, 40720, 65152, 81440, 130304, 162880, 260608, 325760, 521216, 651520, 1042432, 1303040, 2606080, 5212160]

約数ペア:

[(1, 5212160), (2, 2606080), (4, 1303040), (5, 1042432), (8, 651520), (10, 521216), (16, 325760), (20, 260608), (32, 162880), (40, 130304), (64, 81440), (80, 65152), (128, 40720), (160, 32576), (256, 20360), (320, 16288), (509, 10240), (512, 10180), (640, 8144), (1018, 5120), (1024, 5090), (1280, 4072), (2036, 2560), (2048, 2545)]