2890980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{16061}}^1$

素因数の和:16076

約数の個数: 36

約数和(自身を含む): 8769852

約数和(自身を除く): 5878872

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 16061, 32122, 48183, 64244, 80305, 96366, 144549, 160610, 192732, 240915, 289098, 321220, 481830, 578196, 722745, 963660, 1445490, 2890980]

約数ペア:

[(1, 2890980), (2, 1445490), (3, 963660), (4, 722745), (5, 578196), (6, 481830), (9, 321220), (10, 289098), (12, 240915), (15, 192732), (18, 160610), (20, 144549), (30, 96366), (36, 80305), (45, 64244), (60, 48183), (90, 32122), (180, 16061)]