20053040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{35809}}^1$

素因数の和:35829

約数の個数: 40

約数和(自身を含む): 53285280

約数和(自身を除く): 33232240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 35809, 71618, 143236, 179045, 250663, 286472, 358090, 501326, 572944, 716180, 1002652, 1253315, 1432360, 2005304, 2506630, 2864720, 4010608, 5013260, 10026520, 20053040]

約数ペア:

[(1, 20053040), (2, 10026520), (4, 5013260), (5, 4010608), (7, 2864720), (8, 2506630), (10, 2005304), (14, 1432360), (16, 1253315), (20, 1002652), (28, 716180), (35, 572944), (40, 501326), (56, 358090), (70, 286472), (80, 250663), (112, 179045), (140, 143236), (280, 71618), (560, 35809)]