1766480

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:395

約数の個数: 40

約数和(自身を含む): 4178304

約数和(自身を除く): 2411824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 311, 355, 568, 622, 710, 1136, 1244, 1420, 1555, 2488, 2840, 3110, 4976, 5680, 6220, 12440, 22081, 24880, 44162, 88324, 110405, 176648, 220810, 353296, 441620, 883240, 1766480]

約数ペア:

[(1, 1766480), (2, 883240), (4, 441620), (5, 353296), (8, 220810), (10, 176648), (16, 110405), (20, 88324), (40, 44162), (71, 24880), (80, 22081), (142, 12440), (284, 6220), (311, 5680), (355, 4976), (568, 3110), (622, 2840), (710, 2488), (1136, 1555), (1244, 1420)]