40090120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2137}}^1$

素因数の和:2222

約数の個数: 64

約数和(自身を含む): 104676480

約数和(自身を除く): 64586360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 938, 1340, 1876, 2137, 2345, 2680, 3752, 4274, 4690, 8548, 9380, 10685, 14959, 17096, 18760, 21370, 29918, 42740, 59836, 74795, 85480, 119672, 143179, 149590, 286358, 299180, 572716, 598360, 715895, 1002253, 1145432, 1431790, 2004506, 2863580, 4009012, 5011265, 5727160, 8018024, 10022530, 20045060, 40090120]

約数ペア:

[(1, 40090120), (2, 20045060), (4, 10022530), (5, 8018024), (7, 5727160), (8, 5011265), (10, 4009012), (14, 2863580), (20, 2004506), (28, 1431790), (35, 1145432), (40, 1002253), (56, 715895), (67, 598360), (70, 572716), (134, 299180), (140, 286358), (268, 149590), (280, 143179), (335, 119672), (469, 85480), (536, 74795), (670, 59836), (938, 42740), (1340, 29918), (1876, 21370), (2137, 18760), (2345, 17096), (2680, 14959), (3752, 10685), (4274, 9380), (4690, 8548)]