2748180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{281}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 7769664

約数和(自身を除く): 5021484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 163, 281, 326, 489, 562, 652, 815, 843, 978, 1124, 1405, 1630, 1686, 1956, 2445, 2810, 3260, 3372, 4215, 4890, 5620, 8430, 9780, 16860, 45803, 91606, 137409, 183212, 229015, 274818, 458030, 549636, 687045, 916060, 1374090, 2748180]

約数ペア:

[(1, 2748180), (2, 1374090), (3, 916060), (4, 687045), (5, 549636), (6, 458030), (10, 274818), (12, 229015), (15, 183212), (20, 137409), (30, 91606), (60, 45803), (163, 16860), (281, 9780), (326, 8430), (489, 5620), (562, 4890), (652, 4215), (815, 3372), (843, 3260), (978, 2810), (1124, 2445), (1405, 1956), (1630, 1686)]