1011320

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 2304720

約数和(自身を除く): 1293400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 193, 262, 386, 524, 655, 772, 965, 1048, 1310, 1544, 1930, 2620, 3860, 5240, 7720, 25283, 50566, 101132, 126415, 202264, 252830, 505660, 1011320]

約数ペア:

[(1, 1011320), (2, 505660), (4, 252830), (5, 202264), (8, 126415), (10, 101132), (20, 50566), (40, 25283), (131, 7720), (193, 5240), (262, 3860), (386, 2620), (524, 1930), (655, 1544), (772, 1310), (965, 1048)]