2687870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1$

素因数の和:284

約数の個数: 32

約数和(自身を含む): 5207328

約数和(自身を除く): 2519458

約数列:

[1, 2, 5, 10, 17, 34, 85, 97, 163, 170, 194, 326, 485, 815, 970, 1630, 1649, 2771, 3298, 5542, 8245, 13855, 15811, 16490, 27710, 31622, 79055, 158110, 268787, 537574, 1343935, 2687870]

約数ペア:

[(1, 2687870), (2, 1343935), (5, 537574), (10, 268787), (17, 158110), (34, 79055), (85, 31622), (97, 27710), (163, 16490), (170, 15811), (194, 13855), (326, 8245), (485, 5542), (815, 3298), (970, 2771), (1630, 1649)]