168433040

素因数分解:

$2^4\times 5^1\times {\mathrm{2105413}}^1$

素因数の和:2105426

約数の個数: 20

約数和(自身を含む): 391607004

約数和(自身を除く): 223173964

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2105413, 4210826, 8421652, 10527065, 16843304, 21054130, 33686608, 42108260, 84216520, 168433040]

約数ペア:

[(1, 168433040), (2, 84216520), (4, 42108260), (5, 33686608), (8, 21054130), (10, 16843304), (16, 10527065), (20, 8421652), (40, 4210826), (80, 2105413)]