2013306520

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{260791}}^1$

素因数の和:260995

約数の個数: 32

約数和(自身を含む): 4553428320

約数和(自身を除く): 2540121800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7720, 260791, 521582, 1043164, 1303955, 2086328, 2607910, 5215820, 10431640, 50332663, 100665326, 201330652, 251663315, 402661304, 503326630, 1006653260, 2013306520]

約数ペア:

[(1, 2013306520), (2, 1006653260), (4, 503326630), (5, 402661304), (8, 251663315), (10, 201330652), (20, 100665326), (40, 50332663), (193, 10431640), (386, 5215820), (772, 2607910), (965, 2086328), (1544, 1303955), (1930, 1043164), (3860, 521582), (7720, 260791)]