20760910

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1259}}^1$

素因数の和:1380

約数の個数: 32

約数和(自身を含む): 40007520

約数和(自身を除く): 19246610

約数列:

[1, 2, 5, 10, 17, 34, 85, 97, 170, 194, 485, 970, 1259, 1649, 2518, 3298, 6295, 8245, 12590, 16490, 21403, 42806, 107015, 122123, 214030, 244246, 610615, 1221230, 2076091, 4152182, 10380455, 20760910]

約数ペア:

[(1, 20760910), (2, 10380455), (5, 4152182), (10, 2076091), (17, 1221230), (34, 610615), (85, 244246), (97, 214030), (170, 122123), (194, 107015), (485, 42806), (970, 21403), (1259, 16490), (1649, 12590), (2518, 8245), (3298, 6295)]