1994201740

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{541}}^1\times {\mathrm{2333}}^1$

素因数の和:2962

約数の個数: 48

約数和(自身を含む): 4250494080

約数和(自身を除く): 2256292340

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 541, 790, 1082, 1580, 2164, 2333, 2705, 4666, 5410, 9332, 10820, 11665, 23330, 42739, 46660, 85478, 170956, 184307, 213695, 368614, 427390, 737228, 854780, 921535, 1262153, 1843070, 2524306, 3686140, 5048612, 6310765, 12621530, 25243060, 99710087, 199420174, 398840348, 498550435, 997100870, 1994201740]

約数ペア:

[(1, 1994201740), (2, 997100870), (4, 498550435), (5, 398840348), (10, 199420174), (20, 99710087), (79, 25243060), (158, 12621530), (316, 6310765), (395, 5048612), (541, 3686140), (790, 2524306), (1082, 1843070), (1580, 1262153), (2164, 921535), (2333, 854780), (2705, 737228), (4666, 427390), (5410, 368614), (9332, 213695), (10820, 184307), (11665, 170956), (23330, 85478), (42739, 46660)]