425538260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3039559}}^1$

素因数の和:3039575

約数の個数: 24

約数和(自身を含む): 1021292160

約数和(自身を除く): 595753900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3039559, 6079118, 12158236, 15197795, 21276913, 30395590, 42553826, 60791180, 85107652, 106384565, 212769130, 425538260]

約数ペア:

[(1, 425538260), (2, 212769130), (4, 106384565), (5, 85107652), (7, 60791180), (10, 42553826), (14, 30395590), (20, 21276913), (28, 15197795), (35, 12158236), (70, 6079118), (140, 3039559)]