40440204

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{383}}^1\times {\mathrm{419}}^1$

素因数の和:819

約数の個数: 72

約数和(自身を含む): 117411840

約数和(自身を除く): 76971636

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 383, 419, 766, 838, 1149, 1257, 1532, 1676, 2298, 2514, 2681, 2933, 3447, 3771, 4596, 5028, 5362, 5866, 6894, 7542, 8043, 8799, 10724, 11732, 13788, 15084, 16086, 17598, 24129, 26397, 32172, 35196, 48258, 52794, 96516, 105588, 160477, 320954, 481431, 641908, 962862, 1123339, 1444293, 1925724, 2246678, 2888586, 3370017, 4493356, 5777172, 6740034, 10110051, 13480068, 20220102, 40440204]

約数ペア:

[(1, 40440204), (2, 20220102), (3, 13480068), (4, 10110051), (6, 6740034), (7, 5777172), (9, 4493356), (12, 3370017), (14, 2888586), (18, 2246678), (21, 1925724), (28, 1444293), (36, 1123339), (42, 962862), (63, 641908), (84, 481431), (126, 320954), (252, 160477), (383, 105588), (419, 96516), (766, 52794), (838, 48258), (1149, 35196), (1257, 32172), (1532, 26397), (1676, 24129), (2298, 17598), (2514, 16086), (2681, 15084), (2933, 13788), (3447, 11732), (3771, 10724), (4596, 8799), (5028, 8043), (5362, 7542), (5866, 6894)]