12678160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14407}}^1$

素因数の和:14431

約数の個数: 40

約数和(自身を含む): 32158656

約数和(自身を除く): 19480496

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 14407, 28814, 57628, 72035, 115256, 144070, 158477, 230512, 288140, 316954, 576280, 633908, 792385, 1152560, 1267816, 1584770, 2535632, 3169540, 6339080, 12678160]

約数ペア:

[(1, 12678160), (2, 6339080), (4, 3169540), (5, 2535632), (8, 1584770), (10, 1267816), (11, 1152560), (16, 792385), (20, 633908), (22, 576280), (40, 316954), (44, 288140), (55, 230512), (80, 158477), (88, 144070), (110, 115256), (176, 72035), (220, 57628), (440, 28814), (880, 14407)]