826660520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{2952359}}^1$

素因数の和:2952377

約数の個数: 32

約数和(自身を含む): 2125699200

約数和(自身を除く): 1299038680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 2952359, 5904718, 11809436, 14761795, 20666513, 23618872, 29523590, 41333026, 59047180, 82666052, 103332565, 118094360, 165332104, 206665130, 413330260, 826660520]

約数ペア:

[(1, 826660520), (2, 413330260), (4, 206665130), (5, 165332104), (7, 118094360), (8, 103332565), (10, 82666052), (14, 59047180), (20, 41333026), (28, 29523590), (35, 23618872), (40, 20666513), (56, 14761795), (70, 11809436), (140, 5904718), (280, 2952359)]