40262900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{21191}}^1$

素因数の和:21224

約数の個数: 36

約数和(自身を含む): 91973280

約数和(自身を除く): 51710380

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 21191, 42382, 84764, 105955, 211910, 402629, 423820, 529775, 805258, 1059550, 1610516, 2013145, 2119100, 4026290, 8052580, 10065725, 20131450, 40262900]

約数ペア:

[(1, 40262900), (2, 20131450), (4, 10065725), (5, 8052580), (10, 4026290), (19, 2119100), (20, 2013145), (25, 1610516), (38, 1059550), (50, 805258), (76, 529775), (95, 423820), (100, 402629), (190, 211910), (380, 105955), (475, 84764), (950, 42382), (1900, 21191)]