28745710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{2459}}^1$

素因数の和:2640

約数の個数: 32

約数和(自身を含む): 59512320

約数和(自身を除く): 30766610

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 167, 334, 835, 1169, 1670, 2338, 2459, 4918, 5845, 11690, 12295, 17213, 24590, 34426, 86065, 172130, 410653, 821306, 2053265, 2874571, 4106530, 5749142, 14372855, 28745710]

約数ペア:

[(1, 28745710), (2, 14372855), (5, 5749142), (7, 4106530), (10, 2874571), (14, 2053265), (35, 821306), (70, 410653), (167, 172130), (334, 86065), (835, 34426), (1169, 24590), (1670, 17213), (2338, 12295), (2459, 11690), (4918, 5845)]