9048920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5261}}^1$

素因数の和:5315

約数の個数: 32

約数和(自身を含む): 20837520

約数和(自身を除く): 11788600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 5261, 10522, 21044, 26305, 42088, 52610, 105220, 210440, 226223, 452446, 904892, 1131115, 1809784, 2262230, 4524460, 9048920]

約数ペア:

[(1, 9048920), (2, 4524460), (4, 2262230), (5, 1809784), (8, 1131115), (10, 904892), (20, 452446), (40, 226223), (43, 210440), (86, 105220), (172, 52610), (215, 42088), (344, 26305), (430, 21044), (860, 10522), (1720, 5261)]