8268540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19687}}^1$

素因数の和:19706

約数の個数: 48

約数和(自身を含む): 26460672

約数和(自身を除く): 18192132

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 19687, 39374, 59061, 78748, 98435, 118122, 137809, 196870, 236244, 275618, 295305, 393740, 413427, 551236, 590610, 689045, 826854, 1181220, 1378090, 1653708, 2067135, 2756180, 4134270, 8268540]

約数ペア:

[(1, 8268540), (2, 4134270), (3, 2756180), (4, 2067135), (5, 1653708), (6, 1378090), (7, 1181220), (10, 826854), (12, 689045), (14, 590610), (15, 551236), (20, 413427), (21, 393740), (28, 295305), (30, 275618), (35, 236244), (42, 196870), (60, 137809), (70, 118122), (84, 98435), (105, 78748), (140, 59061), (210, 39374), (420, 19687)]