881580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{2099}}^1$

素因数の和:2118

約数の個数: 48

約数和(自身を含む): 2822400

約数和(自身を除く): 1940820

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, 2099, 4198, 6297, 8396, 10495, 12594, 14693, 20990, 25188, 29386, 31485, 41980, 44079, 58772, 62970, 73465, 88158, 125940, 146930, 176316, 220395, 293860, 440790, 881580]

約数ペア:

[(1, 881580), (2, 440790), (3, 293860), (4, 220395), (5, 176316), (6, 146930), (7, 125940), (10, 88158), (12, 73465), (14, 62970), (15, 58772), (20, 44079), (21, 41980), (28, 31485), (30, 29386), (35, 25188), (42, 20990), (60, 14693), (70, 12594), (84, 10495), (105, 8396), (140, 6297), (210, 4198), (420, 2099)]