18893560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67477}}^1$

素因数の和:67495

約数の個数: 32

約数和(自身を含む): 48584160

約数和(自身を除く): 29690600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 67477, 134954, 269908, 337385, 472339, 539816, 674770, 944678, 1349540, 1889356, 2361695, 2699080, 3778712, 4723390, 9446780, 18893560]

約数ペア:

[(1, 18893560), (2, 9446780), (4, 4723390), (5, 3778712), (7, 2699080), (8, 2361695), (10, 1889356), (14, 1349540), (20, 944678), (28, 674770), (35, 539816), (40, 472339), (56, 337385), (70, 269908), (140, 134954), (280, 67477)]