2918120240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{5210929}}^1$

素因数の和:5210949

約数の個数: 40

約数和(自身を含む): 7753863840

約数和(自身を除く): 4835743600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 5210929, 10421858, 20843716, 26054645, 36476503, 41687432, 52109290, 72953006, 83374864, 104218580, 145906012, 182382515, 208437160, 291812024, 364765030, 416874320, 583624048, 729530060, 1459060120, 2918120240]

約数ペア:

[(1, 2918120240), (2, 1459060120), (4, 729530060), (5, 583624048), (7, 416874320), (8, 364765030), (10, 291812024), (14, 208437160), (16, 182382515), (20, 145906012), (28, 104218580), (35, 83374864), (40, 72953006), (56, 52109290), (70, 41687432), (80, 36476503), (112, 26054645), (140, 20843716), (280, 10421858), (560, 5210929)]