2808204920

素因数分解:

$2^3\times 5^1\times {\mathrm{619}}^1\times {\mathrm{113417}}^1$

素因数の和:114047

約数の個数: 32

約数和(自身を含む): 6328724400

約数和(自身を除く): 3520519480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 619, 1238, 2476, 3095, 4952, 6190, 12380, 24760, 113417, 226834, 453668, 567085, 907336, 1134170, 2268340, 4536680, 70205123, 140410246, 280820492, 351025615, 561640984, 702051230, 1404102460, 2808204920]

約数ペア:

[(1, 2808204920), (2, 1404102460), (4, 702051230), (5, 561640984), (8, 351025615), (10, 280820492), (20, 140410246), (40, 70205123), (619, 4536680), (1238, 2268340), (2476, 1134170), (3095, 907336), (4952, 567085), (6190, 453668), (12380, 226834), (24760, 113417)]