40982968

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{1259}}^1$

素因数の和:1591

約数の個数: 32

約数和(自身を含む): 83084400

約数和(自身を除く): 42101432

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 313, 626, 1252, 1259, 2504, 2518, 4069, 5036, 8138, 10072, 16276, 16367, 32552, 32734, 65468, 130936, 394067, 788134, 1576268, 3152536, 5122871, 10245742, 20491484, 40982968]

約数ペア:

[(1, 40982968), (2, 20491484), (4, 10245742), (8, 5122871), (13, 3152536), (26, 1576268), (52, 788134), (104, 394067), (313, 130936), (626, 65468), (1252, 32734), (1259, 32552), (2504, 16367), (2518, 16276), (4069, 10072), (5036, 8138)]