2478512

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:321

約数の個数: 40

約数和(自身を含む): 5237760

約数和(自身を除く): 2759248

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 263, 304, 496, 526, 589, 1052, 1178, 2104, 2356, 4208, 4712, 4997, 8153, 9424, 9994, 16306, 19988, 32612, 39976, 65224, 79952, 130448, 154907, 309814, 619628, 1239256, 2478512]

約数ペア:

[(1, 2478512), (2, 1239256), (4, 619628), (8, 309814), (16, 154907), (19, 130448), (31, 79952), (38, 65224), (62, 39976), (76, 32612), (124, 19988), (152, 16306), (248, 9994), (263, 9424), (304, 8153), (496, 4997), (526, 4712), (589, 4208), (1052, 2356), (1178, 2104)]