15889020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37831}}^1$

素因数の和:37850

約数の個数: 48

約数和(自身を含む): 50846208

約数和(自身を除く): 34957188

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, 37831, 75662, 113493, 151324, 189155, 226986, 264817, 378310, 453972, 529634, 567465, 756620, 794451, 1059268, 1134930, 1324085, 1588902, 2269860, 2648170, 3177804, 3972255, 5296340, 7944510, 15889020]

約数ペア:

[(1, 15889020), (2, 7944510), (3, 5296340), (4, 3972255), (5, 3177804), (6, 2648170), (7, 2269860), (10, 1588902), (12, 1324085), (14, 1134930), (15, 1059268), (20, 794451), (21, 756620), (28, 567465), (30, 529634), (35, 453972), (42, 378310), (60, 264817), (70, 226986), (84, 189155), (105, 151324), (140, 113493), (210, 75662), (420, 37831)]