3640805420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{26005753}}^1$

素因数の和:26005769

約数の個数: 24

約数和(自身を含む): 8737933344

約数和(自身を除く): 5097127924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 26005753, 52011506, 104023012, 130028765, 182040271, 260057530, 364080542, 520115060, 728161084, 910201355, 1820402710, 3640805420]

約数ペア:

[(1, 3640805420), (2, 1820402710), (4, 910201355), (5, 728161084), (7, 520115060), (10, 364080542), (14, 260057530), (20, 182040271), (28, 130028765), (35, 104023012), (70, 52011506), (140, 26005753)]