26984540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{709}}^1$

素因数の和:902

約数の個数: 48

約数和(自身を含む): 62264160

約数和(自身を除く): 35279620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 173, 220, 346, 692, 709, 865, 1418, 1730, 1903, 2836, 3460, 3545, 3806, 7090, 7612, 7799, 9515, 14180, 15598, 19030, 31196, 38060, 38995, 77990, 122657, 155980, 245314, 490628, 613285, 1226570, 1349227, 2453140, 2698454, 5396908, 6746135, 13492270, 26984540]

約数ペア:

[(1, 26984540), (2, 13492270), (4, 6746135), (5, 5396908), (10, 2698454), (11, 2453140), (20, 1349227), (22, 1226570), (44, 613285), (55, 490628), (110, 245314), (173, 155980), (220, 122657), (346, 77990), (692, 38995), (709, 38060), (865, 31196), (1418, 19030), (1730, 15598), (1903, 14180), (2836, 9515), (3460, 7799), (3545, 7612), (3806, 7090)]