20750450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{587}}^1$

素因数の和:707

約数の個数: 48

約数和(自身を含む): 44622144

約数和(自身を除く): 23871694

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 101, 175, 202, 350, 505, 587, 707, 1010, 1174, 1414, 2525, 2935, 3535, 4109, 5050, 5870, 7070, 8218, 14675, 17675, 20545, 29350, 35350, 41090, 59287, 102725, 118574, 205450, 296435, 415009, 592870, 830018, 1482175, 2075045, 2964350, 4150090, 10375225, 20750450]

約数ペア:

[(1, 20750450), (2, 10375225), (5, 4150090), (7, 2964350), (10, 2075045), (14, 1482175), (25, 830018), (35, 592870), (50, 415009), (70, 296435), (101, 205450), (175, 118574), (202, 102725), (350, 59287), (505, 41090), (587, 35350), (707, 29350), (1010, 20545), (1174, 17675), (1414, 14675), (2525, 8218), (2935, 7070), (3535, 5870), (4109, 5050)]