1971122590

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1487}}^1\times {\mathrm{1867}}^1$

素因数の和:3432

約数の個数: 32

約数和(自身を含む): 3602340864

約数和(自身を除く): 1631218274

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 1487, 1867, 2974, 3734, 7435, 9335, 14870, 18670, 105577, 132557, 211154, 265114, 527885, 662785, 1055770, 1325570, 2776229, 5552458, 13881145, 27762290, 197112259, 394224518, 985561295, 1971122590]

約数ペア:

[(1, 1971122590), (2, 985561295), (5, 394224518), (10, 197112259), (71, 27762290), (142, 13881145), (355, 5552458), (710, 2776229), (1487, 1325570), (1867, 1055770), (2974, 662785), (3734, 527885), (7435, 265114), (9335, 211154), (14870, 132557), (18670, 105577)]