29142640

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2659}}^1$

素因数の和:2809

約数の個数: 40

約数和(自身を含む): 68276880

約数和(自身を除く): 39134240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2659, 2740, 5318, 5480, 10636, 10960, 13295, 21272, 26590, 42544, 53180, 106360, 212720, 364283, 728566, 1457132, 1821415, 2914264, 3642830, 5828528, 7285660, 14571320, 29142640]

約数ペア:

[(1, 29142640), (2, 14571320), (4, 7285660), (5, 5828528), (8, 3642830), (10, 2914264), (16, 1821415), (20, 1457132), (40, 728566), (80, 364283), (137, 212720), (274, 106360), (548, 53180), (685, 42544), (1096, 26590), (1370, 21272), (2192, 13295), (2659, 10960), (2740, 10636), (5318, 5480)]