55565580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{132299}}^1$

素因数の和:132318

約数の個数: 48

約数和(自身を含む): 177811200

約数和(自身を除く): 122245620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 132299, 264598, 396897, 529196, 661495, 793794, 926093, 1322990, 1587588, 1852186, 1984485, 2645980, 2778279, 3704372, 3968970, 4630465, 5556558, 7937940, 9260930, 11113116, 13891395, 18521860, 27782790, 55565580]

約数ペア:

[(1, 55565580), (2, 27782790), (3, 18521860), (4, 13891395), (5, 11113116), (6, 9260930), (7, 7937940), (10, 5556558), (12, 4630465), (14, 3968970), (15, 3704372), (20, 2778279), (21, 2645980), (28, 1984485), (30, 1852186), (35, 1587588), (42, 1322990), (60, 926093), (70, 793794), (84, 661495), (105, 529196), (140, 396897), (210, 264598), (420, 132299)]