28389180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15263}}^1$

素因数の和:15306

約数の個数: 48

約数和(自身を含む): 82059264

約数和(自身を除く): 53670084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 15263, 30526, 45789, 61052, 76315, 91578, 152630, 183156, 228945, 305260, 457890, 473153, 915780, 946306, 1419459, 1892612, 2365765, 2838918, 4731530, 5677836, 7097295, 9463060, 14194590, 28389180]

約数ペア:

[(1, 28389180), (2, 14194590), (3, 9463060), (4, 7097295), (5, 5677836), (6, 4731530), (10, 2838918), (12, 2365765), (15, 1892612), (20, 1419459), (30, 946306), (31, 915780), (60, 473153), (62, 457890), (93, 305260), (124, 228945), (155, 183156), (186, 152630), (310, 91578), (372, 76315), (465, 61052), (620, 45789), (930, 30526), (1860, 15263)]