16395920

素因数分解:

$2^4\times 5^1\times {\mathrm{311}}^1\times {\mathrm{659}}^1$

素因数の和:983

約数の個数: 40

約数和(自身を含む): 38301120

約数和(自身を除く): 21905200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 311, 622, 659, 1244, 1318, 1555, 2488, 2636, 3110, 3295, 4976, 5272, 6220, 6590, 10544, 12440, 13180, 24880, 26360, 52720, 204949, 409898, 819796, 1024745, 1639592, 2049490, 3279184, 4098980, 8197960, 16395920]

約数ペア:

[(1, 16395920), (2, 8197960), (4, 4098980), (5, 3279184), (8, 2049490), (10, 1639592), (16, 1024745), (20, 819796), (40, 409898), (80, 204949), (311, 52720), (622, 26360), (659, 24880), (1244, 13180), (1318, 12440), (1555, 10544), (2488, 6590), (2636, 6220), (3110, 5272), (3295, 4976)]