8408120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{30029}}^1$

素因数の和:30047

約数の個数: 32

約数和(自身を含む): 21621600

約数和(自身を除く): 13213480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 30029, 60058, 120116, 150145, 210203, 240232, 300290, 420406, 600580, 840812, 1051015, 1201160, 1681624, 2102030, 4204060, 8408120]

約数ペア:

[(1, 8408120), (2, 4204060), (4, 2102030), (5, 1681624), (7, 1201160), (8, 1051015), (10, 840812), (14, 600580), (20, 420406), (28, 300290), (35, 240232), (40, 210203), (56, 150145), (70, 120116), (140, 60058), (280, 30029)]