2016031240

素因数分解:

$2^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{158993}}^1$

素因数の和:159321

約数の個数: 32

約数和(自身を含む): 4550408280

約数和(自身を除く): 2534377040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 317, 634, 1268, 1585, 2536, 3170, 6340, 12680, 158993, 317986, 635972, 794965, 1271944, 1589930, 3179860, 6359720, 50400781, 100801562, 201603124, 252003905, 403206248, 504007810, 1008015620, 2016031240]

約数ペア:

[(1, 2016031240), (2, 1008015620), (4, 504007810), (5, 403206248), (8, 252003905), (10, 201603124), (20, 100801562), (40, 50400781), (317, 6359720), (634, 3179860), (1268, 1589930), (1585, 1271944), (2536, 794965), (3170, 635972), (6340, 317986), (12680, 158993)]