2516720

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1$

素因数の和:369

約数の個数: 40

約数和(自身を含む): 5917776

約数和(自身を除く): 3401056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 193, 326, 386, 652, 772, 815, 965, 1304, 1544, 1630, 1930, 2608, 3088, 3260, 3860, 6520, 7720, 13040, 15440, 31459, 62918, 125836, 157295, 251672, 314590, 503344, 629180, 1258360, 2516720]

約数ペア:

[(1, 2516720), (2, 1258360), (4, 629180), (5, 503344), (8, 314590), (10, 251672), (16, 157295), (20, 125836), (40, 62918), (80, 31459), (163, 15440), (193, 13040), (326, 7720), (386, 6520), (652, 3860), (772, 3260), (815, 3088), (965, 2608), (1304, 1930), (1544, 1630)]