40686856

素因数分解:

$2^3\times 7^2\times {\mathrm{271}}^1\times {\mathrm{383}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 89303040

約数和(自身を除く): 48616184

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 271, 383, 392, 542, 766, 1084, 1532, 1897, 2168, 2681, 3064, 3794, 5362, 7588, 10724, 13279, 15176, 18767, 21448, 26558, 37534, 53116, 75068, 103793, 106232, 150136, 207586, 415172, 726551, 830344, 1453102, 2906204, 5085857, 5812408, 10171714, 20343428, 40686856]

約数ペア:

[(1, 40686856), (2, 20343428), (4, 10171714), (7, 5812408), (8, 5085857), (14, 2906204), (28, 1453102), (49, 830344), (56, 726551), (98, 415172), (196, 207586), (271, 150136), (383, 106232), (392, 103793), (542, 75068), (766, 53116), (1084, 37534), (1532, 26558), (1897, 21448), (2168, 18767), (2681, 15176), (3064, 13279), (3794, 10724), (5362, 7588)]