2017283440

素因数分解:

$2^4\times 5^1\times {\mathrm{25216043}}^1$

素因数の和:25216056

約数の個数: 20

約数和(自身を含む): 4690184184

約数和(自身を除く): 2672900744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25216043, 50432086, 100864172, 126080215, 201728344, 252160430, 403456688, 504320860, 1008641720, 2017283440]

約数ペア:

[(1, 2017283440), (2, 1008641720), (4, 504320860), (5, 403456688), (8, 252160430), (10, 201728344), (16, 126080215), (20, 100864172), (40, 50432086), (80, 25216043)]