39210880

素因数分解:

$2^7\times 5^1\times {\mathrm{197}}^1\times {\mathrm{311}}^1$

素因数の和:527

約数の個数: 64

約数和(自身を含む): 94517280

約数和(自身を除く): 55306400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 197, 311, 320, 394, 622, 640, 788, 985, 1244, 1555, 1576, 1970, 2488, 3110, 3152, 3940, 4976, 6220, 6304, 7880, 9952, 12440, 12608, 15760, 19904, 24880, 25216, 31520, 39808, 49760, 61267, 63040, 99520, 122534, 126080, 199040, 245068, 306335, 490136, 612670, 980272, 1225340, 1960544, 2450680, 3921088, 4901360, 7842176, 9802720, 19605440, 39210880]

約数ペア:

[(1, 39210880), (2, 19605440), (4, 9802720), (5, 7842176), (8, 4901360), (10, 3921088), (16, 2450680), (20, 1960544), (32, 1225340), (40, 980272), (64, 612670), (80, 490136), (128, 306335), (160, 245068), (197, 199040), (311, 126080), (320, 122534), (394, 99520), (622, 63040), (640, 61267), (788, 49760), (985, 39808), (1244, 31520), (1555, 25216), (1576, 24880), (1970, 19904), (2488, 15760), (3110, 12608), (3152, 12440), (3940, 9952), (4976, 7880), (6220, 6304)]