2854920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{643}}^1$

素因数の和:694

約数の個数: 64

約数和(自身を含む): 8809920

約数和(自身を除く): 5955000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 555, 643, 740, 888, 1110, 1286, 1480, 1929, 2220, 2572, 3215, 3858, 4440, 5144, 6430, 7716, 9645, 12860, 15432, 19290, 23791, 25720, 38580, 47582, 71373, 77160, 95164, 118955, 142746, 190328, 237910, 285492, 356865, 475820, 570984, 713730, 951640, 1427460, 2854920]

約数ペア:

[(1, 2854920), (2, 1427460), (3, 951640), (4, 713730), (5, 570984), (6, 475820), (8, 356865), (10, 285492), (12, 237910), (15, 190328), (20, 142746), (24, 118955), (30, 95164), (37, 77160), (40, 71373), (60, 47582), (74, 38580), (111, 25720), (120, 23791), (148, 19290), (185, 15432), (222, 12860), (296, 9645), (370, 7716), (444, 6430), (555, 5144), (643, 4440), (740, 3858), (888, 3215), (1110, 2572), (1286, 2220), (1480, 1929)]