1240651778

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{219119}}^1$

素因数の和:219289

約数の個数: 16

約数和(自身を含む): 1972080000

約数和(自身を除く): 731428222

約数列:

[1, 2, 19, 38, 149, 298, 2831, 5662, 219119, 438238, 4163261, 8326522, 32648731, 65297462, 620325889, 1240651778]

約数ペア:

[(1, 1240651778), (2, 620325889), (19, 65297462), (38, 32648731), (149, 8326522), (298, 4163261), (2831, 438238), (5662, 219119)]