42423280

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{3559}}^1$

素因数の和:3721

約数の個数: 40

約数和(自身を含む): 99324000

約数和(自身を除く): 56900720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 745, 1192, 1490, 2384, 2980, 3559, 5960, 7118, 11920, 14236, 17795, 28472, 35590, 56944, 71180, 142360, 284720, 530291, 1060582, 2121164, 2651455, 4242328, 5302910, 8484656, 10605820, 21211640, 42423280]

約数ペア:

[(1, 42423280), (2, 21211640), (4, 10605820), (5, 8484656), (8, 5302910), (10, 4242328), (16, 2651455), (20, 2121164), (40, 1060582), (80, 530291), (149, 284720), (298, 142360), (596, 71180), (745, 56944), (1192, 35590), (1490, 28472), (2384, 17795), (2980, 14236), (3559, 11920), (5960, 7118)]