13958120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31723}}^1$

素因数の和:31745

約数の個数: 32

約数和(自身を含む): 34261920

約数和(自身を除く): 20303800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 31723, 63446, 126892, 158615, 253784, 317230, 348953, 634460, 697906, 1268920, 1395812, 1744765, 2791624, 3489530, 6979060, 13958120]

約数ペア:

[(1, 13958120), (2, 6979060), (4, 3489530), (5, 2791624), (8, 1744765), (10, 1395812), (11, 1268920), (20, 697906), (22, 634460), (40, 348953), (44, 317230), (55, 253784), (88, 158615), (110, 126892), (220, 63446), (440, 31723)]