316220120

素因数分解:

$2^3\times 5^1\times {\mathrm{383}}^1\times {\mathrm{20641}}^1$

素因数の和:21035

約数の個数: 32

約数和(自身を含む): 713387520

約数和(自身を除く): 397167400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 383, 766, 1532, 1915, 3064, 3830, 7660, 15320, 20641, 41282, 82564, 103205, 165128, 206410, 412820, 825640, 7905503, 15811006, 31622012, 39527515, 63244024, 79055030, 158110060, 316220120]

約数ペア:

[(1, 316220120), (2, 158110060), (4, 79055030), (5, 63244024), (8, 39527515), (10, 31622012), (20, 15811006), (40, 7905503), (383, 825640), (766, 412820), (1532, 206410), (1915, 165128), (3064, 103205), (3830, 82564), (7660, 41282), (15320, 20641)]