2255528

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1$

素因数の和:126

約数の個数: 48

約数和(自身を含む): 4937760

約数和(自身を除く): 2682232

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 71, 76, 88, 142, 152, 209, 284, 361, 418, 568, 722, 781, 836, 1349, 1444, 1562, 1672, 2698, 2888, 3124, 3971, 5396, 6248, 7942, 10792, 14839, 15884, 25631, 29678, 31768, 51262, 59356, 102524, 118712, 205048, 281941, 563882, 1127764, 2255528]

約数ペア:

[(1, 2255528), (2, 1127764), (4, 563882), (8, 281941), (11, 205048), (19, 118712), (22, 102524), (38, 59356), (44, 51262), (71, 31768), (76, 29678), (88, 25631), (142, 15884), (152, 14839), (209, 10792), (284, 7942), (361, 6248), (418, 5396), (568, 3971), (722, 3124), (781, 2888), (836, 2698), (1349, 1672), (1444, 1562)]