40340240

素因数分解:

$2^4\times 5^1\times {\mathrm{293}}^1\times {\mathrm{1721}}^1$

素因数の和:2027

約数の個数: 40

約数和(自身を含む): 94165848

約数和(自身を除く): 53825608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 293, 586, 1172, 1465, 1721, 2344, 2930, 3442, 4688, 5860, 6884, 8605, 11720, 13768, 17210, 23440, 27536, 34420, 68840, 137680, 504253, 1008506, 2017012, 2521265, 4034024, 5042530, 8068048, 10085060, 20170120, 40340240]

約数ペア:

[(1, 40340240), (2, 20170120), (4, 10085060), (5, 8068048), (8, 5042530), (10, 4034024), (16, 2521265), (20, 2017012), (40, 1008506), (80, 504253), (293, 137680), (586, 68840), (1172, 34420), (1465, 27536), (1721, 23440), (2344, 17210), (2930, 13768), (3442, 11720), (4688, 8605), (5860, 6884)]