1992748720

素因数分解:

$2^4\times 5^1\times {\mathrm{3463}}^1\times {\mathrm{7193}}^1$

素因数の和:10669

約数の個数: 40

約数和(自身を含む): 4635122976

約数和(自身を除く): 2642374256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3463, 6926, 7193, 13852, 14386, 17315, 27704, 28772, 34630, 35965, 55408, 57544, 69260, 71930, 115088, 138520, 143860, 277040, 287720, 575440, 24909359, 49818718, 99637436, 124546795, 199274872, 249093590, 398549744, 498187180, 996374360, 1992748720]

約数ペア:

[(1, 1992748720), (2, 996374360), (4, 498187180), (5, 398549744), (8, 249093590), (10, 199274872), (16, 124546795), (20, 99637436), (40, 49818718), (80, 24909359), (3463, 575440), (6926, 287720), (7193, 277040), (13852, 143860), (14386, 138520), (17315, 115088), (27704, 71930), (28772, 69260), (34630, 57544), (35965, 55408)]