71198120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{254279}}^1$

素因数の和:254297

約数の個数: 32

約数和(自身を含む): 183081600

約数和(自身を除く): 111883480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 254279, 508558, 1017116, 1271395, 1779953, 2034232, 2542790, 3559906, 5085580, 7119812, 8899765, 10171160, 14239624, 17799530, 35599060, 71198120]

約数ペア:

[(1, 71198120), (2, 35599060), (4, 17799530), (5, 14239624), (7, 10171160), (8, 8899765), (10, 7119812), (14, 5085580), (20, 3559906), (28, 2542790), (35, 2034232), (40, 1779953), (56, 1271395), (70, 1017116), (140, 508558), (280, 254279)]