20249950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1231}}^1$

素因数の和:1297

約数の個数: 48

約数和(自身を含む): 43997184

約数和(自身を除く): 23747234

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 47, 50, 70, 94, 175, 235, 329, 350, 470, 658, 1175, 1231, 1645, 2350, 2462, 3290, 6155, 8225, 8617, 12310, 16450, 17234, 30775, 43085, 57857, 61550, 86170, 115714, 215425, 289285, 404999, 430850, 578570, 809998, 1446425, 2024995, 2892850, 4049990, 10124975, 20249950]

約数ペア:

[(1, 20249950), (2, 10124975), (5, 4049990), (7, 2892850), (10, 2024995), (14, 1446425), (25, 809998), (35, 578570), (47, 430850), (50, 404999), (70, 289285), (94, 215425), (175, 115714), (235, 86170), (329, 61550), (350, 57857), (470, 43085), (658, 30775), (1175, 17234), (1231, 16450), (1645, 12310), (2350, 8617), (2462, 8225), (3290, 6155)]