149760560

素因数分解:

$2^4\times 5^1\times {\mathrm{1872007}}^1$

素因数の和:1872020

約数の個数: 20

約数和(自身を含む): 348193488

約数和(自身を除く): 198432928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1872007, 3744014, 7488028, 9360035, 14976056, 18720070, 29952112, 37440140, 74880280, 149760560]

約数ペア:

[(1, 149760560), (2, 74880280), (4, 37440140), (5, 29952112), (8, 18720070), (10, 14976056), (16, 9360035), (20, 7488028), (40, 3744014), (80, 1872007)]