230008520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{821459}}^1$

素因数の和:821477

約数の個数: 32

約数和(自身を含む): 591451200

約数和(自身を除く): 361442680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 821459, 1642918, 3285836, 4107295, 5750213, 6571672, 8214590, 11500426, 16429180, 23000852, 28751065, 32858360, 46001704, 57502130, 115004260, 230008520]

約数ペア:

[(1, 230008520), (2, 115004260), (4, 57502130), (5, 46001704), (7, 32858360), (8, 28751065), (10, 23000852), (14, 16429180), (20, 11500426), (28, 8214590), (35, 6571672), (40, 5750213), (56, 4107295), (70, 3285836), (140, 1642918), (280, 821459)]