13016840

素因数分解:

$2^3\times 5^1\times {\mathrm{325421}}^1$

素因数の和:325432

約数の個数: 16

約数和(自身を含む): 29287980

約数和(自身を除く): 16271140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 325421, 650842, 1301684, 1627105, 2603368, 3254210, 6508420, 13016840]

約数ペア:

[(1, 13016840), (2, 6508420), (4, 3254210), (5, 2603368), (8, 1627105), (10, 1301684), (20, 650842), (40, 325421)]