21337079240

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{2980039}}^1$

素因数の和:2980229

約数の個数: 32

約数和(自身を含む): 48276648000

約数和(自身を除く): 26939568760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 3580, 7160, 2980039, 5960078, 11920156, 14900195, 23840312, 29800390, 59600780, 119201560, 533426981, 1066853962, 2133707924, 2667134905, 4267415848, 5334269810, 10668539620, 21337079240]

約数ペア:

[(1, 21337079240), (2, 10668539620), (4, 5334269810), (5, 4267415848), (8, 2667134905), (10, 2133707924), (20, 1066853962), (40, 533426981), (179, 119201560), (358, 59600780), (716, 29800390), (895, 23840312), (1432, 14900195), (1790, 11920156), (3580, 5960078), (7160, 2980039)]