4901360

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{311}}^1$

素因数の和:521

約数の個数: 40

約数和(自身を含む): 11490336

約数和(自身を除く): 6588976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 311, 394, 622, 788, 985, 1244, 1555, 1576, 1970, 2488, 3110, 3152, 3940, 4976, 6220, 7880, 12440, 15760, 24880, 61267, 122534, 245068, 306335, 490136, 612670, 980272, 1225340, 2450680, 4901360]

約数ペア:

[(1, 4901360), (2, 2450680), (4, 1225340), (5, 980272), (8, 612670), (10, 490136), (16, 306335), (20, 245068), (40, 122534), (80, 61267), (197, 24880), (311, 15760), (394, 12440), (622, 7880), (788, 6220), (985, 4976), (1244, 3940), (1555, 3152), (1576, 3110), (1970, 2488)]