20008074910

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2039}}^1\times {\mathrm{4931}}^1$

素因数の和:7176

約数の個数: 32

約数和(自身を含む): 36220608000

約数和(自身を除く): 16212533090

約数列:

[1, 2, 5, 10, 199, 398, 995, 1990, 2039, 4078, 4931, 9862, 10195, 20390, 24655, 49310, 405761, 811522, 981269, 1962538, 2028805, 4057610, 4906345, 9812690, 10054309, 20108618, 50271545, 100543090, 2000807491, 4001614982, 10004037455, 20008074910]

約数ペア:

[(1, 20008074910), (2, 10004037455), (5, 4001614982), (10, 2000807491), (199, 100543090), (398, 50271545), (995, 20108618), (1990, 10054309), (2039, 9812690), (4078, 4906345), (4931, 4057610), (9862, 2028805), (10195, 1962538), (20390, 981269), (24655, 811522), (49310, 405761)]