22209640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{17911}}^1$

素因数の和:17953

約数の個数: 32

約数和(自身を含む): 51586560

約数和(自身を除く): 29376920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 17911, 35822, 71644, 89555, 143288, 179110, 358220, 555241, 716440, 1110482, 2220964, 2776205, 4441928, 5552410, 11104820, 22209640]

約数ペア:

[(1, 22209640), (2, 11104820), (4, 5552410), (5, 4441928), (8, 2776205), (10, 2220964), (20, 1110482), (31, 716440), (40, 555241), (62, 358220), (124, 179110), (155, 143288), (248, 89555), (310, 71644), (620, 35822), (1240, 17911)]