12215180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{971}}^1$

素因数の和:1034

約数の個数: 48

約数和(自身を含む): 27923616

約数和(自身を除く): 15708436

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 340, 370, 629, 740, 971, 1258, 1942, 2516, 3145, 3884, 4855, 6290, 9710, 12580, 16507, 19420, 33014, 35927, 66028, 71854, 82535, 143708, 165070, 179635, 330140, 359270, 610759, 718540, 1221518, 2443036, 3053795, 6107590, 12215180]

約数ペア:

[(1, 12215180), (2, 6107590), (4, 3053795), (5, 2443036), (10, 1221518), (17, 718540), (20, 610759), (34, 359270), (37, 330140), (68, 179635), (74, 165070), (85, 143708), (148, 82535), (170, 71854), (185, 66028), (340, 35927), (370, 33014), (629, 19420), (740, 16507), (971, 12580), (1258, 9710), (1942, 6290), (2516, 4855), (3145, 3884)]