2400860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1559}}^1$

素因数の和:1586

約数の個数: 48

約数和(自身を含む): 6289920

約数和(自身を除く): 3889060

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 1559, 3118, 6236, 7795, 10913, 15590, 17149, 21826, 31180, 34298, 43652, 54565, 68596, 85745, 109130, 120043, 171490, 218260, 240086, 342980, 480172, 600215, 1200430, 2400860]

約数ペア:

[(1, 2400860), (2, 1200430), (4, 600215), (5, 480172), (7, 342980), (10, 240086), (11, 218260), (14, 171490), (20, 120043), (22, 109130), (28, 85745), (35, 68596), (44, 54565), (55, 43652), (70, 34298), (77, 31180), (110, 21826), (140, 17149), (154, 15590), (220, 10913), (308, 7795), (385, 6236), (770, 3118), (1540, 1559)]