19753950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{1667}}^1$

素因数の和:1761

約数の個数: 48

約数和(自身を含む): 49639680

約数和(自身を除く): 29885730

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 79, 150, 158, 237, 395, 474, 790, 1185, 1667, 1975, 2370, 3334, 3950, 5001, 5925, 8335, 10002, 11850, 16670, 25005, 41675, 50010, 83350, 125025, 131693, 250050, 263386, 395079, 658465, 790158, 1316930, 1975395, 3292325, 3950790, 6584650, 9876975, 19753950]

約数ペア:

[(1, 19753950), (2, 9876975), (3, 6584650), (5, 3950790), (6, 3292325), (10, 1975395), (15, 1316930), (25, 790158), (30, 658465), (50, 395079), (75, 263386), (79, 250050), (150, 131693), (158, 125025), (237, 83350), (395, 50010), (474, 41675), (790, 25005), (1185, 16670), (1667, 11850), (1975, 10002), (2370, 8335), (3334, 5925), (3950, 5001)]