8422640

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{829}}^1$

素因数の和:969

約数の個数: 40

約数和(自身を含む): 19760640

約数和(自身を除く): 11338000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 829, 1016, 1270, 1658, 2032, 2540, 3316, 4145, 5080, 6632, 8290, 10160, 13264, 16580, 33160, 66320, 105283, 210566, 421132, 526415, 842264, 1052830, 1684528, 2105660, 4211320, 8422640]

約数ペア:

[(1, 8422640), (2, 4211320), (4, 2105660), (5, 1684528), (8, 1052830), (10, 842264), (16, 526415), (20, 421132), (40, 210566), (80, 105283), (127, 66320), (254, 33160), (508, 16580), (635, 13264), (829, 10160), (1016, 8290), (1270, 6632), (1658, 5080), (2032, 4145), (2540, 3316)]