8399202440

素因数分解:

$2^3\times 5^1\times {\mathrm{1097}}^1\times {\mathrm{191413}}^1$

素因数の和:192521

約数の個数: 32

約数和(自身を含む): 18915531480

約数和(自身を除く): 10516329040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1097, 2194, 4388, 5485, 8776, 10970, 21940, 43880, 191413, 382826, 765652, 957065, 1531304, 1914130, 3828260, 7656520, 209980061, 419960122, 839920244, 1049900305, 1679840488, 2099800610, 4199601220, 8399202440]

約数ペア:

[(1, 8399202440), (2, 4199601220), (4, 2099800610), (5, 1679840488), (8, 1049900305), (10, 839920244), (20, 419960122), (40, 209980061), (1097, 7656520), (2194, 3828260), (4388, 1914130), (5485, 1531304), (8776, 957065), (10970, 765652), (21940, 382826), (43880, 191413)]