2640544

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:173

約数の個数: 48

約数和(自身を含む): 5654880

約数和(自身を除く): 3014336

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 43, 76, 86, 101, 152, 172, 202, 304, 344, 404, 608, 688, 808, 817, 1376, 1616, 1634, 1919, 3232, 3268, 3838, 4343, 6536, 7676, 8686, 13072, 15352, 17372, 26144, 30704, 34744, 61408, 69488, 82517, 138976, 165034, 330068, 660136, 1320272, 2640544]

約数ペア:

[(1, 2640544), (2, 1320272), (4, 660136), (8, 330068), (16, 165034), (19, 138976), (32, 82517), (38, 69488), (43, 61408), (76, 34744), (86, 30704), (101, 26144), (152, 17372), (172, 15352), (202, 13072), (304, 8686), (344, 7676), (404, 6536), (608, 4343), (688, 3838), (808, 3268), (817, 3232), (1376, 1919), (1616, 1634)]