40078648

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{1721}}^1$

素因数の和:1839

約数の個数: 32

約数和(自身を含む): 78109920

約数和(自身を除く): 38031272

約数列:

[1, 2, 4, 8, 41, 71, 82, 142, 164, 284, 328, 568, 1721, 2911, 3442, 5822, 6884, 11644, 13768, 23288, 70561, 122191, 141122, 244382, 282244, 488764, 564488, 977528, 5009831, 10019662, 20039324, 40078648]

約数ペア:

[(1, 40078648), (2, 20039324), (4, 10019662), (8, 5009831), (41, 977528), (71, 564488), (82, 488764), (142, 282244), (164, 244382), (284, 141122), (328, 122191), (568, 70561), (1721, 23288), (2911, 13768), (3442, 11644), (5822, 6884)]