2491424

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:189

約数の個数: 48

約数和(自身を含む): 5429592

約数和(自身を除く): 2938168

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 104, 106, 113, 208, 212, 226, 416, 424, 452, 689, 848, 904, 1378, 1469, 1696, 1808, 2756, 2938, 3616, 5512, 5876, 5989, 11024, 11752, 11978, 22048, 23504, 23956, 47008, 47912, 77857, 95824, 155714, 191648, 311428, 622856, 1245712, 2491424]

約数ペア:

[(1, 2491424), (2, 1245712), (4, 622856), (8, 311428), (13, 191648), (16, 155714), (26, 95824), (32, 77857), (52, 47912), (53, 47008), (104, 23956), (106, 23504), (113, 22048), (208, 11978), (212, 11752), (226, 11024), (416, 5989), (424, 5876), (452, 5512), (689, 3616), (848, 2938), (904, 2756), (1378, 1808), (1469, 1696)]