16821080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{22133}}^1$

素因数の和:22163

約数の個数: 32

約数和(自身を含む): 39841200

約数和(自身を除く): 23020120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 22133, 44266, 88532, 110665, 177064, 221330, 420527, 442660, 841054, 885320, 1682108, 2102635, 3364216, 4205270, 8410540, 16821080]

約数ペア:

[(1, 16821080), (2, 8410540), (4, 4205270), (5, 3364216), (8, 2102635), (10, 1682108), (19, 885320), (20, 841054), (38, 442660), (40, 420527), (76, 221330), (95, 177064), (152, 110665), (190, 88532), (380, 44266), (760, 22133)]