40439188

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{199}}^1\times {\mathrm{503}}^1$

素因数の和:807

約数の個数: 24

約数和(自身を含む): 71971200

約数和(自身を除く): 31532012

約数列:

[1, 2, 4, 101, 199, 202, 398, 404, 503, 796, 1006, 2012, 20099, 40198, 50803, 80396, 100097, 101606, 200194, 203212, 400388, 10109797, 20219594, 40439188]

約数ペア:

[(1, 40439188), (2, 20219594), (4, 10109797), (101, 400388), (199, 203212), (202, 200194), (398, 101606), (404, 100097), (503, 80396), (796, 50803), (1006, 40198), (2012, 20099)]