6430420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{18913}}^1$

素因数の和:18939

約数の個数: 24

約数和(自身を含む): 14298984

約数和(自身を除く): 7868564

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 18913, 37826, 75652, 94565, 189130, 321521, 378260, 643042, 1286084, 1607605, 3215210, 6430420]

約数ペア:

[(1, 6430420), (2, 3215210), (4, 1607605), (5, 1286084), (10, 643042), (17, 378260), (20, 321521), (34, 189130), (68, 94565), (85, 75652), (170, 37826), (340, 18913)]