9428840

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{2203}}^1$

素因数の和:2321

約数の個数: 32

約数和(自身を含む): 21422880

約数和(自身を除く): 11994040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 2203, 4280, 4406, 8812, 11015, 17624, 22030, 44060, 88120, 235721, 471442, 942884, 1178605, 1885768, 2357210, 4714420, 9428840]

約数ペア:

[(1, 9428840), (2, 4714420), (4, 2357210), (5, 1885768), (8, 1178605), (10, 942884), (20, 471442), (40, 235721), (107, 88120), (214, 44060), (428, 22030), (535, 17624), (856, 11015), (1070, 8812), (2140, 4406), (2203, 4280)]