2512140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{281}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 7106400

約数和(自身を除く): 4594260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 149, 281, 298, 447, 562, 596, 745, 843, 894, 1124, 1405, 1490, 1686, 1788, 2235, 2810, 2980, 3372, 4215, 4470, 5620, 8430, 8940, 16860, 41869, 83738, 125607, 167476, 209345, 251214, 418690, 502428, 628035, 837380, 1256070, 2512140]

約数ペア:

[(1, 2512140), (2, 1256070), (3, 837380), (4, 628035), (5, 502428), (6, 418690), (10, 251214), (12, 209345), (15, 167476), (20, 125607), (30, 83738), (60, 41869), (149, 16860), (281, 8940), (298, 8430), (447, 5620), (562, 4470), (596, 4215), (745, 3372), (843, 2980), (894, 2810), (1124, 2235), (1405, 1788), (1490, 1686)]