9180520

素因数分解:

$2^3\times 5^1\times {\mathrm{283}}^1\times {\mathrm{811}}^1$

素因数の和:1105

約数の個数: 32

約数和(自身を含む): 20754720

約数和(自身を除く): 11574200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 283, 566, 811, 1132, 1415, 1622, 2264, 2830, 3244, 4055, 5660, 6488, 8110, 11320, 16220, 32440, 229513, 459026, 918052, 1147565, 1836104, 2295130, 4590260, 9180520]

約数ペア:

[(1, 9180520), (2, 4590260), (4, 2295130), (5, 1836104), (8, 1147565), (10, 918052), (20, 459026), (40, 229513), (283, 32440), (566, 16220), (811, 11320), (1132, 8110), (1415, 6488), (1622, 5660), (2264, 4055), (2830, 3244)]