19032760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15349}}^1$

素因数の和:15391

約数の個数: 32

約数和(自身を含む): 44208000

約数和(自身を除く): 25175240

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 15349, 30698, 61396, 76745, 122792, 153490, 306980, 475819, 613960, 951638, 1903276, 2379095, 3806552, 4758190, 9516380, 19032760]

約数ペア:

[(1, 19032760), (2, 9516380), (4, 4758190), (5, 3806552), (8, 2379095), (10, 1903276), (20, 951638), (31, 613960), (40, 475819), (62, 306980), (124, 153490), (155, 122792), (248, 76745), (310, 61396), (620, 30698), (1240, 15349)]