9217520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8863}}^1$

素因数の和:8889

約数の個数: 40

約数和(自身を含む): 23081856

約数和(自身を除く): 13864336

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 8863, 17726, 35452, 44315, 70904, 88630, 115219, 141808, 177260, 230438, 354520, 460876, 576095, 709040, 921752, 1152190, 1843504, 2304380, 4608760, 9217520]

約数ペア:

[(1, 9217520), (2, 4608760), (4, 2304380), (5, 1843504), (8, 1152190), (10, 921752), (13, 709040), (16, 576095), (20, 460876), (26, 354520), (40, 230438), (52, 177260), (65, 141808), (80, 115219), (104, 88630), (130, 70904), (208, 44315), (260, 35452), (520, 17726), (1040, 8863)]