4205157040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{7509209}}^1$

素因数の和:7509229

約数の個数: 40

約数和(自身を含む): 11173704480

約数和(自身を除く): 6968547440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 7509209, 15018418, 30036836, 37546045, 52564463, 60073672, 75092090, 105128926, 120147344, 150184180, 210257852, 262822315, 300368360, 420515704, 525644630, 600736720, 841031408, 1051289260, 2102578520, 4205157040]

約数ペア:

[(1, 4205157040), (2, 2102578520), (4, 1051289260), (5, 841031408), (7, 600736720), (8, 525644630), (10, 420515704), (14, 300368360), (16, 262822315), (20, 210257852), (28, 150184180), (35, 120147344), (40, 105128926), (56, 75092090), (70, 60073672), (80, 52564463), (112, 37546045), (140, 30036836), (280, 15018418), (560, 7509209)]