24661520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1031}}^1$

素因数の和:1080

約数の個数: 80

約数和(自身を含む): 64495872

約数和(自身を除く): 39834352

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 184, 208, 230, 260, 299, 368, 460, 520, 598, 920, 1031, 1040, 1196, 1495, 1840, 2062, 2392, 2990, 4124, 4784, 5155, 5980, 8248, 10310, 11960, 13403, 16496, 20620, 23713, 23920, 26806, 41240, 47426, 53612, 67015, 82480, 94852, 107224, 118565, 134030, 189704, 214448, 237130, 268060, 308269, 379408, 474260, 536120, 616538, 948520, 1072240, 1233076, 1541345, 1897040, 2466152, 3082690, 4932304, 6165380, 12330760, 24661520]

約数ペア:

[(1, 24661520), (2, 12330760), (4, 6165380), (5, 4932304), (8, 3082690), (10, 2466152), (13, 1897040), (16, 1541345), (20, 1233076), (23, 1072240), (26, 948520), (40, 616538), (46, 536120), (52, 474260), (65, 379408), (80, 308269), (92, 268060), (104, 237130), (115, 214448), (130, 189704), (184, 134030), (208, 118565), (230, 107224), (260, 94852), (299, 82480), (368, 67015), (460, 53612), (520, 47426), (598, 41240), (920, 26806), (1031, 23920), (1040, 23713), (1196, 20620), (1495, 16496), (1840, 13403), (2062, 11960), (2392, 10310), (2990, 8248), (4124, 5980), (4784, 5155)]