144489490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{2179}}^1$

素因数の和:2554

約数の個数: 32

約数和(自身を含む): 274680000

約数和(自身を除く): 130190510

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 349, 698, 1745, 2179, 3490, 4358, 6631, 10895, 13262, 21790, 33155, 41401, 66310, 82802, 207005, 414010, 760471, 1520942, 3802355, 7604710, 14448949, 28897898, 72244745, 144489490]

約数ペア:

[(1, 144489490), (2, 72244745), (5, 28897898), (10, 14448949), (19, 7604710), (38, 3802355), (95, 1520942), (190, 760471), (349, 414010), (698, 207005), (1745, 82802), (2179, 66310), (3490, 41401), (4358, 33155), (6631, 21790), (10895, 13262)]