2489759.00000000

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{71}}^1$

素因数の和:135

約数の個数: 54

約数和(自身を含む): 25539192

約数和(自身を除く): 13133788

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 71, 76, 121, 142, 209, 242, 284, 361, 418, 484, 722, 781, 836, 1349, 1444, 1562, 2299, 2698, 3124, 3971, 4598, 5396, 7942, 8591, 9196, 14839, 15884, 17182, 25631, 29678, 34364, 43681, 51262, 59356, 87362, 102524, 163229, 174724, 281941, 326458, 563882, 652916, 1127764, 3101351, 6202702, 12405404]

約数ペア:

[(1, 12405404), (2, 6202702), (4, 3101351), (11, 1127764), (19, 652916), (22, 563882), (38, 326458), (44, 281941), (71, 174724), (76, 163229), (121, 102524), (142, 87362), (209, 59356), (242, 51262), (284, 43681), (361, 34364), (418, 29678), (484, 25631), (722, 17182), (781, 15884), (836, 14839), (1349, 9196), (1444, 8591), (1562, 7942), (2299, 5396), (2698, 4598), (3124, 3971)]