22862720

素因数分解:

$2^7\times 5^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:415

約数の個数: 64

約数和(自身を含む): 55263600

約数和(自身を除く): 32400880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 257, 278, 320, 514, 556, 640, 695, 1028, 1112, 1285, 1390, 2056, 2224, 2570, 2780, 4112, 4448, 5140, 5560, 8224, 8896, 10280, 11120, 16448, 17792, 20560, 22240, 32896, 35723, 41120, 44480, 71446, 82240, 88960, 142892, 164480, 178615, 285784, 357230, 571568, 714460, 1143136, 1428920, 2286272, 2857840, 4572544, 5715680, 11431360, 22862720]

約数ペア:

[(1, 22862720), (2, 11431360), (4, 5715680), (5, 4572544), (8, 2857840), (10, 2286272), (16, 1428920), (20, 1143136), (32, 714460), (40, 571568), (64, 357230), (80, 285784), (128, 178615), (139, 164480), (160, 142892), (257, 88960), (278, 82240), (320, 71446), (514, 44480), (556, 41120), (640, 35723), (695, 32896), (1028, 22240), (1112, 20560), (1285, 17792), (1390, 16448), (2056, 11120), (2224, 10280), (2570, 8896), (2780, 8224), (4112, 5560), (4448, 5140)]