13446280

素因数分解:

$2^3\times 5^1\times {\mathrm{336157}}^1$

素因数の和:336168

約数の個数: 16

約数和(自身を含む): 30254220

約数和(自身を除く): 16807940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 336157, 672314, 1344628, 1680785, 2689256, 3361570, 6723140, 13446280]

約数ペア:

[(1, 13446280), (2, 6723140), (4, 3361570), (5, 2689256), (8, 1680785), (10, 1344628), (20, 672314), (40, 336157)]