40054540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{48847}}^1$

素因数の和:48897

約数の個数: 24

約数和(自身を含む): 86167872

約数和(自身を除く): 46113332

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 48847, 97694, 195388, 244235, 488470, 976940, 2002727, 4005454, 8010908, 10013635, 20027270, 40054540]

約数ペア:

[(1, 40054540), (2, 20027270), (4, 10013635), (5, 8010908), (10, 4005454), (20, 2002727), (41, 976940), (82, 488470), (164, 244235), (205, 195388), (410, 97694), (820, 48847)]