140404012

素因数分解:

$2^2\times 7^2\times {\mathrm{269}}^1\times {\mathrm{2663}}^1$

素因数の和:2950

約数の個数: 36

約数和(自身を含む): 286992720

約数和(自身を除く): 146588708

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 269, 538, 1076, 1883, 2663, 3766, 5326, 7532, 10652, 13181, 18641, 26362, 37282, 52724, 74564, 130487, 260974, 521948, 716347, 1432694, 2865388, 5014429, 10028858, 20057716, 35101003, 70202006, 140404012]

約数ペア:

[(1, 140404012), (2, 70202006), (4, 35101003), (7, 20057716), (14, 10028858), (28, 5014429), (49, 2865388), (98, 1432694), (196, 716347), (269, 521948), (538, 260974), (1076, 130487), (1883, 74564), (2663, 52724), (3766, 37282), (5326, 26362), (7532, 18641), (10652, 13181)]