22001740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{397}}^1$

素因数の和:586

約数の個数: 48

約数和(自身を含む): 49345632

約数和(自身を除く): 27343892

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 163, 170, 326, 340, 397, 652, 794, 815, 1588, 1630, 1985, 2771, 3260, 3970, 5542, 6749, 7940, 11084, 13498, 13855, 26996, 27710, 33745, 55420, 64711, 67490, 129422, 134980, 258844, 323555, 647110, 1100087, 1294220, 2200174, 4400348, 5500435, 11000870, 22001740]

約数ペア:

[(1, 22001740), (2, 11000870), (4, 5500435), (5, 4400348), (10, 2200174), (17, 1294220), (20, 1100087), (34, 647110), (68, 323555), (85, 258844), (163, 134980), (170, 129422), (326, 67490), (340, 64711), (397, 55420), (652, 33745), (794, 27710), (815, 26996), (1588, 13855), (1630, 13498), (1985, 11084), (2771, 7940), (3260, 6749), (3970, 5542)]