20296150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{563}}^1$

素因数の和:685

約数の個数: 48

約数和(自身を含む): 43640064

約数和(自身を除く): 23343914

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 103, 175, 206, 350, 515, 563, 721, 1030, 1126, 1442, 2575, 2815, 3605, 3941, 5150, 5630, 7210, 7882, 14075, 18025, 19705, 28150, 36050, 39410, 57989, 98525, 115978, 197050, 289945, 405923, 579890, 811846, 1449725, 2029615, 2899450, 4059230, 10148075, 20296150]

約数ペア:

[(1, 20296150), (2, 10148075), (5, 4059230), (7, 2899450), (10, 2029615), (14, 1449725), (25, 811846), (35, 579890), (50, 405923), (70, 289945), (103, 197050), (175, 115978), (206, 98525), (350, 57989), (515, 39410), (563, 36050), (721, 28150), (1030, 19705), (1126, 18025), (1442, 14075), (2575, 7882), (2815, 7210), (3605, 5630), (3941, 5150)]