2180896

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:257

約数の個数: 48

約数和(自身を含む): 4808160

約数和(自身を除く): 2627264

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 68, 76, 136, 152, 211, 272, 304, 323, 422, 544, 608, 646, 844, 1292, 1688, 2584, 3376, 3587, 4009, 5168, 6752, 7174, 8018, 10336, 14348, 16036, 28696, 32072, 57392, 64144, 68153, 114784, 128288, 136306, 272612, 545224, 1090448, 2180896]

約数ペア:

[(1, 2180896), (2, 1090448), (4, 545224), (8, 272612), (16, 136306), (17, 128288), (19, 114784), (32, 68153), (34, 64144), (38, 57392), (68, 32072), (76, 28696), (136, 16036), (152, 14348), (211, 10336), (272, 8018), (304, 7174), (323, 6752), (422, 5168), (544, 4009), (608, 3587), (646, 3376), (844, 2584), (1292, 1688)]