40487746

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1999}}^1$

素因数の和:2074

約数の個数: 32

約数和(自身を含む): 70560000

約数和(自身を除く): 30072254

約数列:

[1, 2, 13, 19, 26, 38, 41, 82, 247, 494, 533, 779, 1066, 1558, 1999, 3998, 10127, 20254, 25987, 37981, 51974, 75962, 81959, 163918, 493753, 987506, 1065467, 1557221, 2130934, 3114442, 20243873, 40487746]

約数ペア:

[(1, 40487746), (2, 20243873), (13, 3114442), (19, 2130934), (26, 1557221), (38, 1065467), (41, 987506), (82, 493753), (247, 163918), (494, 81959), (533, 75962), (779, 51974), (1066, 37981), (1558, 25987), (1999, 20254), (3998, 10127)]