1799120

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{523}}^1$

素因数の和:579

約数の個数: 40

約数和(自身を含む): 4288416

約数和(自身を除く): 2489296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 523, 688, 860, 1046, 1720, 2092, 2615, 3440, 4184, 5230, 8368, 10460, 20920, 22489, 41840, 44978, 89956, 112445, 179912, 224890, 359824, 449780, 899560, 1799120]

約数ペア:

[(1, 1799120), (2, 899560), (4, 449780), (5, 359824), (8, 224890), (10, 179912), (16, 112445), (20, 89956), (40, 44978), (43, 41840), (80, 22489), (86, 20920), (172, 10460), (215, 8368), (344, 5230), (430, 4184), (523, 3440), (688, 2615), (860, 2092), (1046, 1720)]