2175728

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:465

約数の個数: 40

約数和(自身を含む): 4709520

約数和(自身を除く): 2533792

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 421, 646, 842, 1292, 1684, 2584, 3368, 5168, 6736, 7157, 7999, 14314, 15998, 28628, 31996, 57256, 63992, 114512, 127984, 135983, 271966, 543932, 1087864, 2175728]

約数ペア:

[(1, 2175728), (2, 1087864), (4, 543932), (8, 271966), (16, 135983), (17, 127984), (19, 114512), (34, 63992), (38, 57256), (68, 31996), (76, 28628), (136, 15998), (152, 14314), (272, 7999), (304, 7157), (323, 6736), (421, 5168), (646, 3368), (842, 2584), (1292, 1684)]