1487920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{2657}}^1$

素因数の和:2677

約数の個数: 40

約数和(自身を含む): 3955104

約数和(自身を除く): 2467184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 2657, 5314, 10628, 13285, 18599, 21256, 26570, 37198, 42512, 53140, 74396, 92995, 106280, 148792, 185990, 212560, 297584, 371980, 743960, 1487920]

約数ペア:

[(1, 1487920), (2, 743960), (4, 371980), (5, 297584), (7, 212560), (8, 185990), (10, 148792), (14, 106280), (16, 92995), (20, 74396), (28, 53140), (35, 42512), (40, 37198), (56, 26570), (70, 21256), (80, 18599), (112, 13285), (140, 10628), (280, 5314), (560, 2657)]