26307540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{20879}}^1$

素因数の和:20901

約数の個数: 72

約数和(自身を含む): 91203840

約数和(自身を除く): 64896300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 20879, 41758, 62637, 83516, 104395, 125274, 146153, 187911, 208790, 250548, 292306, 313185, 375822, 417580, 438459, 584612, 626370, 730765, 751644, 876918, 939555, 1252740, 1315377, 1461530, 1753836, 1879110, 2192295, 2630754, 2923060, 3758220, 4384590, 5261508, 6576885, 8769180, 13153770, 26307540]

約数ペア:

[(1, 26307540), (2, 13153770), (3, 8769180), (4, 6576885), (5, 5261508), (6, 4384590), (7, 3758220), (9, 2923060), (10, 2630754), (12, 2192295), (14, 1879110), (15, 1753836), (18, 1461530), (20, 1315377), (21, 1252740), (28, 939555), (30, 876918), (35, 751644), (36, 730765), (42, 626370), (45, 584612), (60, 438459), (63, 417580), (70, 375822), (84, 313185), (90, 292306), (105, 250548), (126, 208790), (140, 187911), (180, 146153), (210, 125274), (252, 104395), (315, 83516), (420, 62637), (630, 41758), (1260, 20879)]